201589435

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 256942080

約数和(自身を除く): 55352645

約数列:

[1, 5, 31, 79, 101, 155, 163, 395, 505, 815, 2449, 3131, 5053, 7979, 12245, 12877, 15655, 16463, 25265, 39895, 64385, 82315, 247349, 399187, 510353, 1236745, 1300577, 1995935, 2551765, 6502885, 40317887, 201589435]

約数ペア:

[(1, 201589435), (5, 40317887), (31, 6502885), (79, 2551765), (101, 1995935), (155, 1300577), (163, 1236745), (395, 510353), (505, 399187), (815, 247349), (2449, 82315), (3131, 64385), (5053, 39895), (7979, 25265), (12245, 16463), (12877, 15655)]