76717940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1021}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 184487352

約数和(自身を除く): 107769412

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 578, 884, 1021, 1105, 1156, 1445, 2042, 2210, 2890, 3757, 4084, 4420, 5105, 5780, 7514, 10210, 13273, 15028, 17357, 18785, 20420, 26546, 34714, 37570, 53092, 66365, 69428, 75140, 86785, 132730, 173570, 225641, 265460, 295069, 347140, 451282, 590138, 902564, 1128205, 1180276, 1475345, 2256410, 2950690, 3835897, 4512820, 5901380, 7671794, 15343588, 19179485, 38358970, 76717940]

約数ペア:

[(1, 76717940), (2, 38358970), (4, 19179485), (5, 15343588), (10, 7671794), (13, 5901380), (17, 4512820), (20, 3835897), (26, 2950690), (34, 2256410), (52, 1475345), (65, 1180276), (68, 1128205), (85, 902564), (130, 590138), (170, 451282), (221, 347140), (260, 295069), (289, 265460), (340, 225641), (442, 173570), (578, 132730), (884, 86785), (1021, 75140), (1105, 69428), (1156, 66365), (1445, 53092), (2042, 37570), (2210, 34714), (2890, 26546), (3757, 20420), (4084, 18785), (4420, 17357), (5105, 15028), (5780, 13273), (7514, 10210)]