13305559840

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1\times {\mathrm{1297}}^1$

素因数の和:2070

約数の個数: 96

約数和(自身を含む): 31831020144

約数和(自身を除く): 18525460304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 661, 776, 970, 1297, 1322, 1552, 1940, 2594, 2644, 3104, 3305, 3880, 5188, 5288, 6485, 6610, 7760, 10376, 10576, 12970, 13220, 15520, 20752, 21152, 25940, 26440, 41504, 51880, 52880, 64117, 103760, 105760, 125809, 128234, 207520, 251618, 256468, 320585, 503236, 512936, 629045, 641170, 857317, 1006472, 1025872, 1258090, 1282340, 1714634, 2012944, 2051744, 2516180, 2564680, 3429268, 4025888, 4286585, 5032360, 5129360, 6858536, 8573170, 10064720, 10258720, 13717072, 17146340, 20129440, 27434144, 34292680, 68585360, 83159749, 137170720, 166319498, 332638996, 415798745, 665277992, 831597490, 1330555984, 1663194980, 2661111968, 3326389960, 6652779920, 13305559840]

約数ペア:

[(1, 13305559840), (2, 6652779920), (4, 3326389960), (5, 2661111968), (8, 1663194980), (10, 1330555984), (16, 831597490), (20, 665277992), (32, 415798745), (40, 332638996), (80, 166319498), (97, 137170720), (160, 83159749), (194, 68585360), (388, 34292680), (485, 27434144), (661, 20129440), (776, 17146340), (970, 13717072), (1297, 10258720), (1322, 10064720), (1552, 8573170), (1940, 6858536), (2594, 5129360), (2644, 5032360), (3104, 4286585), (3305, 4025888), (3880, 3429268), (5188, 2564680), (5288, 2516180), (6485, 2051744), (6610, 2012944), (7760, 1714634), (10376, 1282340), (10576, 1258090), (12970, 1025872), (13220, 1006472), (15520, 857317), (20752, 641170), (21152, 629045), (25940, 512936), (26440, 503236), (41504, 320585), (51880, 256468), (52880, 251618), (64117, 207520), (103760, 128234), (105760, 125809)]