25176216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 74188800

約数和(自身を除く): 49012584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 137, 152, 156, 186, 228, 247, 248, 274, 312, 372, 403, 411, 456, 494, 548, 589, 741, 744, 806, 822, 988, 1096, 1178, 1209, 1482, 1612, 1644, 1767, 1781, 1976, 2356, 2418, 2603, 2964, 3224, 3288, 3534, 3562, 4247, 4712, 4836, 5206, 5343, 5928, 7068, 7124, 7657, 7809, 8494, 9672, 10412, 10686, 12741, 14136, 14248, 15314, 15618, 16988, 20824, 21372, 22971, 25482, 30628, 31236, 33839, 33976, 42744, 45942, 50964, 55211, 61256, 62472, 67678, 80693, 91884, 101517, 101928, 110422, 135356, 161386, 165633, 183768, 203034, 220844, 242079, 270712, 322772, 331266, 406068, 441688, 484158, 645544, 662532, 812136, 968316, 1049009, 1325064, 1936632, 2098018, 3147027, 4196036, 6294054, 8392072, 12588108, 25176216]

約数ペア:

[(1, 25176216), (2, 12588108), (3, 8392072), (4, 6294054), (6, 4196036), (8, 3147027), (12, 2098018), (13, 1936632), (19, 1325064), (24, 1049009), (26, 968316), (31, 812136), (38, 662532), (39, 645544), (52, 484158), (57, 441688), (62, 406068), (76, 331266), (78, 322772), (93, 270712), (104, 242079), (114, 220844), (124, 203034), (137, 183768), (152, 165633), (156, 161386), (186, 135356), (228, 110422), (247, 101928), (248, 101517), (274, 91884), (312, 80693), (372, 67678), (403, 62472), (411, 61256), (456, 55211), (494, 50964), (548, 45942), (589, 42744), (741, 33976), (744, 33839), (806, 31236), (822, 30628), (988, 25482), (1096, 22971), (1178, 21372), (1209, 20824), (1482, 16988), (1612, 15618), (1644, 15314), (1767, 14248), (1781, 14136), (1976, 12741), (2356, 10686), (2418, 10412), (2603, 9672), (2964, 8494), (3224, 7809), (3288, 7657), (3534, 7124), (3562, 7068), (4247, 5928), (4712, 5343), (4836, 5206)]