81532010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 177292800

約数和(自身を除く): 95760790

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 89, 115, 161, 178, 230, 322, 445, 569, 623, 805, 890, 1138, 1246, 1610, 2047, 2845, 3115, 3983, 4094, 5690, 6230, 7966, 10235, 13087, 14329, 19915, 20470, 26174, 28658, 39830, 50641, 65435, 71645, 91609, 101282, 130870, 143290, 183218, 253205, 354487, 458045, 506410, 708974, 916090, 1164743, 1772435, 2329486, 3544870, 5823715, 8153201, 11647430, 16306402, 40766005, 81532010]

約数ペア:

[(1, 81532010), (2, 40766005), (5, 16306402), (7, 11647430), (10, 8153201), (14, 5823715), (23, 3544870), (35, 2329486), (46, 1772435), (70, 1164743), (89, 916090), (115, 708974), (161, 506410), (178, 458045), (230, 354487), (322, 253205), (445, 183218), (569, 143290), (623, 130870), (805, 101282), (890, 91609), (1138, 71645), (1246, 65435), (1610, 50641), (2047, 39830), (2845, 28658), (3115, 26174), (3983, 20470), (4094, 19915), (5690, 14329), (6230, 13087), (7966, 10235)]