89012820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{821}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 270668160

約数和(自身を除く): 181655340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 260, 278, 390, 417, 556, 695, 780, 821, 834, 1390, 1642, 1668, 1807, 2085, 2463, 2780, 3284, 3614, 4105, 4170, 4926, 5421, 7228, 8210, 8340, 9035, 9852, 10673, 10842, 12315, 16420, 18070, 21346, 21684, 24630, 27105, 32019, 36140, 42692, 49260, 53365, 54210, 64038, 106730, 108420, 114119, 128076, 160095, 213460, 228238, 320190, 342357, 456476, 570595, 640380, 684714, 1141190, 1369428, 1483547, 1711785, 2282380, 2967094, 3423570, 4450641, 5934188, 6847140, 7417735, 8901282, 14835470, 17802564, 22253205, 29670940, 44506410, 89012820]

約数ペア:

[(1, 89012820), (2, 44506410), (3, 29670940), (4, 22253205), (5, 17802564), (6, 14835470), (10, 8901282), (12, 7417735), (13, 6847140), (15, 5934188), (20, 4450641), (26, 3423570), (30, 2967094), (39, 2282380), (52, 1711785), (60, 1483547), (65, 1369428), (78, 1141190), (130, 684714), (139, 640380), (156, 570595), (195, 456476), (260, 342357), (278, 320190), (390, 228238), (417, 213460), (556, 160095), (695, 128076), (780, 114119), (821, 108420), (834, 106730), (1390, 64038), (1642, 54210), (1668, 53365), (1807, 49260), (2085, 42692), (2463, 36140), (2780, 32019), (3284, 27105), (3614, 24630), (4105, 21684), (4170, 21346), (4926, 18070), (5421, 16420), (7228, 12315), (8210, 10842), (8340, 10673), (9035, 9852)]