72908668

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 156280320

約数和(自身を除く): 83371652

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 101, 116, 127, 196, 202, 203, 254, 404, 406, 508, 707, 812, 889, 1414, 1421, 1778, 2828, 2842, 2929, 3556, 3683, 4949, 5684, 5858, 6223, 7366, 9898, 11716, 12446, 12827, 14732, 19796, 20503, 24892, 25654, 25781, 41006, 51308, 51562, 82012, 89789, 103124, 143521, 179578, 180467, 287042, 359156, 360934, 371983, 574084, 628523, 721868, 743966, 1257046, 1487932, 2514092, 2603881, 5207762, 10415524, 18227167, 36454334, 72908668]

約数ペア:

[(1, 72908668), (2, 36454334), (4, 18227167), (7, 10415524), (14, 5207762), (28, 2603881), (29, 2514092), (49, 1487932), (58, 1257046), (98, 743966), (101, 721868), (116, 628523), (127, 574084), (196, 371983), (202, 360934), (203, 359156), (254, 287042), (404, 180467), (406, 179578), (508, 143521), (707, 103124), (812, 89789), (889, 82012), (1414, 51562), (1421, 51308), (1778, 41006), (2828, 25781), (2842, 25654), (2929, 24892), (3556, 20503), (3683, 19796), (4949, 14732), (5684, 12827), (5858, 12446), (6223, 11716), (7366, 9898)]