81606564

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4253}}^1$

素因数の和:4317

約数の個数: 72

約数和(自身を含む): 227623032

約数和(自身を除く): 146016468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1476, 1599, 2132, 3198, 4253, 4797, 6396, 8506, 9594, 12759, 17012, 19188, 25518, 38277, 51036, 55289, 76554, 110578, 153108, 165867, 174373, 221156, 331734, 348746, 497601, 523119, 663468, 697492, 995202, 1046238, 1569357, 1990404, 2092476, 2266849, 3138714, 4533698, 6277428, 6800547, 9067396, 13601094, 20401641, 27202188, 40803282, 81606564]

約数ペア:

[(1, 81606564), (2, 40803282), (3, 27202188), (4, 20401641), (6, 13601094), (9, 9067396), (12, 6800547), (13, 6277428), (18, 4533698), (26, 3138714), (36, 2266849), (39, 2092476), (41, 1990404), (52, 1569357), (78, 1046238), (82, 995202), (117, 697492), (123, 663468), (156, 523119), (164, 497601), (234, 348746), (246, 331734), (369, 221156), (468, 174373), (492, 165867), (533, 153108), (738, 110578), (1066, 76554), (1476, 55289), (1599, 51036), (2132, 38277), (3198, 25518), (4253, 19188), (4797, 17012), (6396, 12759), (8506, 9594)]