25322008

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 48708000

約数和(自身を除く): 23385992

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 284, 409, 436, 568, 818, 872, 1636, 3272, 7739, 15478, 29039, 30956, 44581, 58078, 61912, 89162, 116156, 178324, 232312, 356648, 3165251, 6330502, 12661004, 25322008]

約数ペア:

[(1, 25322008), (2, 12661004), (4, 6330502), (8, 3165251), (71, 356648), (109, 232312), (142, 178324), (218, 116156), (284, 89162), (409, 61912), (436, 58078), (568, 44581), (818, 30956), (872, 29039), (1636, 15478), (3272, 7739)]