77289420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99089}}^1$

素因数の和:99114

約数の個数: 48

約数和(自身を含む): 233059680

約数和(自身を除く): 155770260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 99089, 198178, 297267, 396356, 495445, 594534, 990890, 1189068, 1288157, 1486335, 1981780, 2576314, 2972670, 3864471, 5152628, 5945340, 6440785, 7728942, 12881570, 15457884, 19322355, 25763140, 38644710, 77289420]

約数ペア:

[(1, 77289420), (2, 38644710), (3, 25763140), (4, 19322355), (5, 15457884), (6, 12881570), (10, 7728942), (12, 6440785), (13, 5945340), (15, 5152628), (20, 3864471), (26, 2972670), (30, 2576314), (39, 1981780), (52, 1486335), (60, 1288157), (65, 1189068), (78, 990890), (130, 594534), (156, 495445), (195, 396356), (260, 297267), (390, 198178), (780, 99089)]