151221325

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 203486976

約数和(自身を除く): 52265651

約数列:

[1, 5, 25, 41, 43, 47, 73, 205, 215, 235, 365, 1025, 1075, 1175, 1763, 1825, 1927, 2021, 2993, 3139, 3431, 8815, 9635, 10105, 14965, 15695, 17155, 44075, 48175, 50525, 74825, 78475, 82861, 85775, 128699, 140671, 147533, 414305, 643495, 703355, 737665, 2071525, 3217475, 3516775, 3688325, 6048853, 30244265, 151221325]

約数ペア:

[(1, 151221325), (5, 30244265), (25, 6048853), (41, 3688325), (43, 3516775), (47, 3217475), (73, 2071525), (205, 737665), (215, 703355), (235, 643495), (365, 414305), (1025, 147533), (1075, 140671), (1175, 128699), (1763, 85775), (1825, 82861), (1927, 78475), (2021, 74825), (2993, 50525), (3139, 48175), (3431, 44075), (8815, 17155), (9635, 15695), (10105, 14965)]