6460400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 60

約数和(自身を含む): 16052544

約数和(自身を除く): 9592144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 521, 620, 775, 1042, 1240, 1550, 2084, 2480, 2605, 3100, 4168, 5210, 6200, 8336, 10420, 12400, 13025, 16151, 20840, 26050, 32302, 41680, 52100, 64604, 80755, 104200, 129208, 161510, 208400, 258416, 323020, 403775, 646040, 807550, 1292080, 1615100, 3230200, 6460400]

約数ペア:

[(1, 6460400), (2, 3230200), (4, 1615100), (5, 1292080), (8, 807550), (10, 646040), (16, 403775), (20, 323020), (25, 258416), (31, 208400), (40, 161510), (50, 129208), (62, 104200), (80, 80755), (100, 64604), (124, 52100), (155, 41680), (200, 32302), (248, 26050), (310, 20840), (400, 16151), (496, 13025), (521, 12400), (620, 10420), (775, 8336), (1042, 6200), (1240, 5210), (1550, 4168), (2084, 3100), (2480, 2605)]