1276600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 3202920

約数和(自身を除く): 1926320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 491, 520, 650, 982, 1300, 1964, 2455, 2600, 3928, 4910, 6383, 9820, 12275, 12766, 19640, 24550, 25532, 31915, 49100, 51064, 63830, 98200, 127660, 159575, 255320, 319150, 638300, 1276600]

約数ペア:

[(1, 1276600), (2, 638300), (4, 319150), (5, 255320), (8, 159575), (10, 127660), (13, 98200), (20, 63830), (25, 51064), (26, 49100), (40, 31915), (50, 25532), (52, 24550), (65, 19640), (100, 12766), (104, 12275), (130, 9820), (200, 6383), (260, 4910), (325, 3928), (491, 2600), (520, 2455), (650, 1964), (982, 1300)]