39715725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 77861088

約数和(自身を除く): 38145363

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 101, 105, 107, 147, 175, 245, 303, 321, 505, 525, 535, 707, 735, 749, 1225, 1515, 1605, 2121, 2247, 2525, 2675, 3535, 3675, 3745, 4949, 5243, 7575, 8025, 10605, 10807, 11235, 14847, 15729, 17675, 18725, 24745, 26215, 32421, 53025, 54035, 56175, 74235, 75649, 78645, 123725, 131075, 162105, 226947, 270175, 371175, 378245, 393225, 529543, 810525, 1134735, 1588629, 1891225, 2647715, 5673675, 7943145, 13238575, 39715725]

約数ペア:

[(1, 39715725), (3, 13238575), (5, 7943145), (7, 5673675), (15, 2647715), (21, 1891225), (25, 1588629), (35, 1134735), (49, 810525), (75, 529543), (101, 393225), (105, 378245), (107, 371175), (147, 270175), (175, 226947), (245, 162105), (303, 131075), (321, 123725), (505, 78645), (525, 75649), (535, 74235), (707, 56175), (735, 54035), (749, 53025), (1225, 32421), (1515, 26215), (1605, 24745), (2121, 18725), (2247, 17675), (2525, 15729), (2675, 14847), (3535, 11235), (3675, 10807), (3745, 10605), (4949, 8025), (5243, 7575)]