25150990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{751}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 48242304

約数和(自身を除く): 23091314

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 394, 751, 985, 1502, 1970, 3349, 3755, 6698, 7510, 12767, 16745, 25534, 33490, 63835, 127670, 147947, 295894, 739735, 1479470, 2515099, 5030198, 12575495, 25150990]

約数ペア:

[(1, 25150990), (2, 12575495), (5, 5030198), (10, 2515099), (17, 1479470), (34, 739735), (85, 295894), (170, 147947), (197, 127670), (394, 63835), (751, 33490), (985, 25534), (1502, 16745), (1970, 12767), (3349, 7510), (3755, 6698)]