202163920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7681}}^1$

素因数の和:7748

約数の個数: 80

約数和(自身を含む): 548679168

約数和(自身を除く): 346515248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6580, 7681, 13160, 15362, 26320, 30724, 38405, 53767, 61448, 76810, 107534, 122896, 153620, 215068, 268835, 307240, 361007, 430136, 537670, 614480, 722014, 860272, 1075340, 1444028, 1805035, 2150680, 2527049, 2888056, 3610070, 4301360, 5054098, 5776112, 7220140, 10108196, 12635245, 14440280, 20216392, 25270490, 28880560, 40432784, 50540980, 101081960, 202163920]

約数ペア:

[(1, 202163920), (2, 101081960), (4, 50540980), (5, 40432784), (7, 28880560), (8, 25270490), (10, 20216392), (14, 14440280), (16, 12635245), (20, 10108196), (28, 7220140), (35, 5776112), (40, 5054098), (47, 4301360), (56, 3610070), (70, 2888056), (80, 2527049), (94, 2150680), (112, 1805035), (140, 1444028), (188, 1075340), (235, 860272), (280, 722014), (329, 614480), (376, 537670), (470, 430136), (560, 361007), (658, 307240), (752, 268835), (940, 215068), (1316, 153620), (1645, 122896), (1880, 107534), (2632, 76810), (3290, 61448), (3760, 53767), (5264, 38405), (6580, 30724), (7681, 26320), (13160, 15362)]