51038520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32717}}^1$

素因数の和:32744

約数の個数: 64

約数和(自身を含む): 164898720

約数和(自身を除く): 113860200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 32717, 65434, 98151, 130868, 163585, 196302, 261736, 327170, 392604, 425321, 490755, 654340, 785208, 850642, 981510, 1275963, 1308680, 1701284, 1963020, 2126605, 2551926, 3402568, 3926040, 4253210, 5103852, 6379815, 8506420, 10207704, 12759630, 17012840, 25519260, 51038520]

約数ペア:

[(1, 51038520), (2, 25519260), (3, 17012840), (4, 12759630), (5, 10207704), (6, 8506420), (8, 6379815), (10, 5103852), (12, 4253210), (13, 3926040), (15, 3402568), (20, 2551926), (24, 2126605), (26, 1963020), (30, 1701284), (39, 1308680), (40, 1275963), (52, 981510), (60, 850642), (65, 785208), (78, 654340), (104, 490755), (120, 425321), (130, 392604), (156, 327170), (195, 261736), (260, 196302), (312, 163585), (390, 130868), (520, 98151), (780, 65434), (1560, 32717)]