199768725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 388620960

約数和(自身を除く): 188852235

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 163, 195, 225, 325, 419, 489, 585, 815, 975, 1257, 1467, 2095, 2119, 2445, 2925, 3771, 4075, 5447, 6285, 6357, 7335, 10475, 10595, 12225, 16341, 18855, 19071, 27235, 31425, 31785, 36675, 49023, 52975, 68297, 81705, 94275, 95355, 136175, 158925, 204891, 245115, 341485, 408525, 476775, 614673, 887861, 1024455, 1225575, 1707425, 2663583, 3073365, 4439305, 5122275, 7990749, 13317915, 15366825, 22196525, 39953745, 66589575, 199768725]

約数ペア:

[(1, 199768725), (3, 66589575), (5, 39953745), (9, 22196525), (13, 15366825), (15, 13317915), (25, 7990749), (39, 5122275), (45, 4439305), (65, 3073365), (75, 2663583), (117, 1707425), (163, 1225575), (195, 1024455), (225, 887861), (325, 614673), (419, 476775), (489, 408525), (585, 341485), (815, 245115), (975, 204891), (1257, 158925), (1467, 136175), (2095, 95355), (2119, 94275), (2445, 81705), (2925, 68297), (3771, 52975), (4075, 49023), (5447, 36675), (6285, 31785), (6357, 31425), (7335, 27235), (10475, 19071), (10595, 18855), (12225, 16341)]