65408460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83857}}^1$

素因数の和:83882

約数の個数: 48

約数和(自身を含む): 197234016

約数和(自身を除く): 131825556

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, 83857, 167714, 251571, 335428, 419285, 503142, 838570, 1006284, 1090141, 1257855, 1677140, 2180282, 2515710, 3270423, 4360564, 5031420, 5450705, 6540846, 10901410, 13081692, 16352115, 21802820, 32704230, 65408460]

約数ペア:

[(1, 65408460), (2, 32704230), (3, 21802820), (4, 16352115), (5, 13081692), (6, 10901410), (10, 6540846), (12, 5450705), (13, 5031420), (15, 4360564), (20, 3270423), (26, 2515710), (30, 2180282), (39, 1677140), (52, 1257855), (60, 1090141), (65, 1006284), (78, 838570), (130, 503142), (156, 419285), (195, 335428), (260, 251571), (390, 167714), (780, 83857)]