65984880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21149}}^1$

素因数の和:21178

約数の個数: 80

約数和(自身を含む): 220298400

約数和(自身を除く): 154313520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21149, 42298, 63447, 84596, 105745, 126894, 169192, 211490, 253788, 274937, 317235, 338384, 422980, 507576, 549874, 634470, 824811, 845960, 1015152, 1099748, 1268940, 1374685, 1649622, 1691920, 2199496, 2537880, 2749370, 3299244, 4124055, 4398992, 5075760, 5498740, 6598488, 8248110, 10997480, 13196976, 16496220, 21994960, 32992440, 65984880]

約数ペア:

[(1, 65984880), (2, 32992440), (3, 21994960), (4, 16496220), (5, 13196976), (6, 10997480), (8, 8248110), (10, 6598488), (12, 5498740), (13, 5075760), (15, 4398992), (16, 4124055), (20, 3299244), (24, 2749370), (26, 2537880), (30, 2199496), (39, 1691920), (40, 1649622), (48, 1374685), (52, 1268940), (60, 1099748), (65, 1015152), (78, 845960), (80, 824811), (104, 634470), (120, 549874), (130, 507576), (156, 422980), (195, 338384), (208, 317235), (240, 274937), (260, 253788), (312, 211490), (390, 169192), (520, 126894), (624, 105745), (780, 84596), (1040, 63447), (1560, 42298), (3120, 21149)]