56511780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1367}}^1$

素因数の和:1445

約数の個数: 96

約数和(自身を含む): 173746944

約数和(自身を除く): 117235164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 780, 795, 1060, 1367, 1378, 1590, 2067, 2734, 2756, 3180, 3445, 4101, 4134, 5468, 6835, 6890, 8202, 8268, 10335, 13670, 13780, 16404, 17771, 20505, 20670, 27340, 35542, 41010, 41340, 53313, 71084, 72451, 82020, 88855, 106626, 144902, 177710, 213252, 217353, 266565, 289804, 355420, 362255, 434706, 533130, 724510, 869412, 941863, 1066260, 1086765, 1449020, 1883726, 2173530, 2825589, 3767452, 4347060, 4709315, 5651178, 9418630, 11302356, 14127945, 18837260, 28255890, 56511780]

約数ペア:

[(1, 56511780), (2, 28255890), (3, 18837260), (4, 14127945), (5, 11302356), (6, 9418630), (10, 5651178), (12, 4709315), (13, 4347060), (15, 3767452), (20, 2825589), (26, 2173530), (30, 1883726), (39, 1449020), (52, 1086765), (53, 1066260), (60, 941863), (65, 869412), (78, 724510), (106, 533130), (130, 434706), (156, 362255), (159, 355420), (195, 289804), (212, 266565), (260, 217353), (265, 213252), (318, 177710), (390, 144902), (530, 106626), (636, 88855), (689, 82020), (780, 72451), (795, 71084), (1060, 53313), (1367, 41340), (1378, 41010), (1590, 35542), (2067, 27340), (2734, 20670), (2756, 20505), (3180, 17771), (3445, 16404), (4101, 13780), (4134, 13670), (5468, 10335), (6835, 8268), (6890, 8202)]