56137380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71971}}^1$

素因数の和:71996

約数の個数: 48

約数和(自身を含む): 169278144

約数和(自身を除く): 113140764

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, 71971, 143942, 215913, 287884, 359855, 431826, 719710, 863652, 935623, 1079565, 1439420, 1871246, 2159130, 2806869, 3742492, 4318260, 4678115, 5613738, 9356230, 11227476, 14034345, 18712460, 28068690, 56137380]

約数ペア:

[(1, 56137380), (2, 28068690), (3, 18712460), (4, 14034345), (5, 11227476), (6, 9356230), (10, 5613738), (12, 4678115), (13, 4318260), (15, 3742492), (20, 2806869), (26, 2159130), (30, 1871246), (39, 1439420), (52, 1079565), (60, 935623), (65, 863652), (78, 719710), (130, 431826), (156, 359855), (195, 287884), (260, 215913), (390, 143942), (780, 71971)]