1296250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:100

約数の個数: 40

約数和(自身を含む): 2614788

約数和(自身を除く): 1318538

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 61, 85, 122, 125, 170, 250, 305, 425, 610, 625, 850, 1037, 1250, 1525, 2074, 2125, 3050, 4250, 5185, 7625, 10370, 10625, 15250, 21250, 25925, 38125, 51850, 76250, 129625, 259250, 648125, 1296250]

約数ペア:

[(1, 1296250), (2, 648125), (5, 259250), (10, 129625), (17, 76250), (25, 51850), (34, 38125), (50, 25925), (61, 21250), (85, 15250), (122, 10625), (125, 10370), (170, 7625), (250, 5185), (305, 4250), (425, 3050), (610, 2125), (625, 2074), (850, 1525), (1037, 1250)]