67251910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 69605690

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 79, 109, 110, 142, 158, 218, 355, 395, 545, 710, 781, 790, 869, 1090, 1199, 1562, 1738, 2398, 3905, 4345, 5609, 5995, 7739, 7810, 8611, 8690, 11218, 11990, 15478, 17222, 28045, 38695, 43055, 56090, 61699, 77390, 85129, 86110, 94721, 123398, 170258, 189442, 308495, 425645, 473605, 611381, 616990, 851290, 947210, 1222762, 3056905, 6113810, 6725191, 13450382, 33625955, 67251910]

約数ペア:

[(1, 67251910), (2, 33625955), (5, 13450382), (10, 6725191), (11, 6113810), (22, 3056905), (55, 1222762), (71, 947210), (79, 851290), (109, 616990), (110, 611381), (142, 473605), (158, 425645), (218, 308495), (355, 189442), (395, 170258), (545, 123398), (710, 94721), (781, 86110), (790, 85129), (869, 77390), (1090, 61699), (1199, 56090), (1562, 43055), (1738, 38695), (2398, 28045), (3905, 17222), (4345, 15478), (5609, 11990), (5995, 11218), (7739, 8690), (7810, 8611)]