61243260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78517}}^1$

素因数の和:78542

約数の個数: 48

約数和(自身を含む): 184674336

約数和(自身を除く): 123431076

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, 78517, 157034, 235551, 314068, 392585, 471102, 785170, 942204, 1020721, 1177755, 1570340, 2041442, 2355510, 3062163, 4082884, 4711020, 5103605, 6124326, 10207210, 12248652, 15310815, 20414420, 30621630, 61243260]

約数ペア:

[(1, 61243260), (2, 30621630), (3, 20414420), (4, 15310815), (5, 12248652), (6, 10207210), (10, 6124326), (12, 5103605), (13, 4711020), (15, 4082884), (20, 3062163), (26, 2355510), (30, 2041442), (39, 1570340), (52, 1177755), (60, 1020721), (65, 942204), (78, 785170), (130, 471102), (156, 392585), (195, 314068), (260, 235551), (390, 157034), (780, 78517)]