129794340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166403}}^1$

素因数の和:166428

約数の個数: 48

約数和(自身を含む): 391382208

約数和(自身を除く): 261587868

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, 166403, 332806, 499209, 665612, 832015, 998418, 1664030, 1996836, 2163239, 2496045, 3328060, 4326478, 4992090, 6489717, 8652956, 9984180, 10816195, 12979434, 21632390, 25958868, 32448585, 43264780, 64897170, 129794340]

約数ペア:

[(1, 129794340), (2, 64897170), (3, 43264780), (4, 32448585), (5, 25958868), (6, 21632390), (10, 12979434), (12, 10816195), (13, 9984180), (15, 8652956), (20, 6489717), (26, 4992090), (30, 4326478), (39, 3328060), (52, 2496045), (60, 2163239), (65, 1996836), (78, 1664030), (130, 998418), (156, 832015), (195, 665612), (260, 499209), (390, 332806), (780, 166403)]