64961988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 204718080

約数和(自身を除く): 139756092

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 31, 38, 39, 42, 52, 57, 62, 76, 78, 84, 91, 93, 101, 114, 124, 133, 156, 182, 186, 202, 217, 228, 247, 266, 273, 303, 364, 372, 399, 403, 404, 434, 494, 532, 546, 589, 606, 651, 707, 741, 798, 806, 868, 988, 1092, 1178, 1209, 1212, 1302, 1313, 1414, 1482, 1596, 1612, 1729, 1767, 1919, 2121, 2356, 2418, 2604, 2626, 2821, 2828, 2964, 3131, 3458, 3534, 3838, 3939, 4123, 4242, 4836, 5187, 5252, 5642, 5757, 6262, 6916, 7068, 7657, 7676, 7878, 8246, 8463, 8484, 9191, 9393, 10374, 11284, 11514, 12369, 12524, 13433, 15314, 15756, 16492, 16926, 18382, 18786, 20748, 21917, 22971, 23028, 24738, 24947, 26866, 27573, 30628, 33852, 36764, 37572, 40299, 40703, 43834, 45942, 49476, 49894, 53599, 53732, 55146, 59489, 65751, 74841, 80598, 81406, 87668, 91884, 99788, 107198, 110292, 118978, 122109, 131502, 149682, 160797, 161196, 162812, 174629, 178467, 214396, 237956, 244218, 263004, 284921, 299364, 321594, 349258, 356934, 416423, 488436, 523887, 569842, 643188, 698516, 713868, 773357, 832846, 854763, 1047774, 1139684, 1249269, 1546714, 1665692, 1709526, 2095548, 2320071, 2498538, 3093428, 3419052, 4640142, 4997076, 5413499, 9280284, 10826998, 16240497, 21653996, 32480994, 64961988]

約数ペア:

[(1, 64961988), (2, 32480994), (3, 21653996), (4, 16240497), (6, 10826998), (7, 9280284), (12, 5413499), (13, 4997076), (14, 4640142), (19, 3419052), (21, 3093428), (26, 2498538), (28, 2320071), (31, 2095548), (38, 1709526), (39, 1665692), (42, 1546714), (52, 1249269), (57, 1139684), (62, 1047774), (76, 854763), (78, 832846), (84, 773357), (91, 713868), (93, 698516), (101, 643188), (114, 569842), (124, 523887), (133, 488436), (156, 416423), (182, 356934), (186, 349258), (202, 321594), (217, 299364), (228, 284921), (247, 263004), (266, 244218), (273, 237956), (303, 214396), (364, 178467), (372, 174629), (399, 162812), (403, 161196), (404, 160797), (434, 149682), (494, 131502), (532, 122109), (546, 118978), (589, 110292), (606, 107198), (651, 99788), (707, 91884), (741, 87668), (798, 81406), (806, 80598), (868, 74841), (988, 65751), (1092, 59489), (1178, 55146), (1209, 53732), (1212, 53599), (1302, 49894), (1313, 49476), (1414, 45942), (1482, 43834), (1596, 40703), (1612, 40299), (1729, 37572), (1767, 36764), (1919, 33852), (2121, 30628), (2356, 27573), (2418, 26866), (2604, 24947), (2626, 24738), (2821, 23028), (2828, 22971), (2964, 21917), (3131, 20748), (3458, 18786), (3534, 18382), (3838, 16926), (3939, 16492), (4123, 15756), (4242, 15314), (4836, 13433), (5187, 12524), (5252, 12369), (5642, 11514), (5757, 11284), (6262, 10374), (6916, 9393), (7068, 9191), (7657, 8484), (7676, 8463), (7878, 8246)]