205621052

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 492283008

約数和(自身を除く): 286661956

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 47, 49, 52, 68, 91, 94, 98, 101, 119, 182, 188, 196, 202, 221, 238, 329, 364, 404, 442, 476, 611, 637, 658, 707, 799, 833, 884, 1222, 1274, 1313, 1316, 1414, 1547, 1598, 1666, 1717, 2303, 2444, 2548, 2626, 2828, 3094, 3196, 3332, 3434, 4277, 4606, 4747, 4949, 5252, 5593, 6188, 6868, 8554, 9191, 9212, 9494, 9898, 10387, 10829, 11186, 12019, 17108, 18382, 18988, 19796, 20774, 21658, 22321, 22372, 24038, 29939, 33229, 36764, 39151, 41548, 43316, 44642, 48076, 59878, 61711, 64337, 66458, 72709, 78302, 80699, 84133, 89284, 119756, 123422, 128674, 132916, 145418, 156247, 156604, 161398, 168266, 232603, 246844, 257348, 290836, 312494, 322796, 336532, 431977, 465206, 508963, 564893, 624988, 863954, 930412, 1017926, 1049087, 1093729, 1129786, 1727908, 2035852, 2098174, 2187458, 2259572, 3023839, 3954251, 4196348, 4374916, 6047678, 7343609, 7908502, 12095356, 14687218, 15817004, 29374436, 51405263, 102810526, 205621052]

約数ペア:

[(1, 205621052), (2, 102810526), (4, 51405263), (7, 29374436), (13, 15817004), (14, 14687218), (17, 12095356), (26, 7908502), (28, 7343609), (34, 6047678), (47, 4374916), (49, 4196348), (52, 3954251), (68, 3023839), (91, 2259572), (94, 2187458), (98, 2098174), (101, 2035852), (119, 1727908), (182, 1129786), (188, 1093729), (196, 1049087), (202, 1017926), (221, 930412), (238, 863954), (329, 624988), (364, 564893), (404, 508963), (442, 465206), (476, 431977), (611, 336532), (637, 322796), (658, 312494), (707, 290836), (799, 257348), (833, 246844), (884, 232603), (1222, 168266), (1274, 161398), (1313, 156604), (1316, 156247), (1414, 145418), (1547, 132916), (1598, 128674), (1666, 123422), (1717, 119756), (2303, 89284), (2444, 84133), (2548, 80699), (2626, 78302), (2828, 72709), (3094, 66458), (3196, 64337), (3332, 61711), (3434, 59878), (4277, 48076), (4606, 44642), (4747, 43316), (4949, 41548), (5252, 39151), (5593, 36764), (6188, 33229), (6868, 29939), (8554, 24038), (9191, 22372), (9212, 22321), (9494, 21658), (9898, 20774), (10387, 19796), (10829, 18988), (11186, 18382), (12019, 17108)]