81303656

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2083}}^1$

素因数の和:2154

約数の個数: 64

約数和(自身を含む): 189060480

約数和(自身を除く): 107756824

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 56, 68, 82, 119, 136, 164, 238, 287, 328, 476, 574, 697, 952, 1148, 1394, 2083, 2296, 2788, 4166, 4879, 5576, 8332, 9758, 14581, 16664, 19516, 29162, 35411, 39032, 58324, 70822, 85403, 116648, 141644, 170806, 247877, 283288, 341612, 495754, 597821, 683224, 991508, 1195642, 1451851, 1983016, 2391284, 2903702, 4782568, 5807404, 10162957, 11614808, 20325914, 40651828, 81303656]

約数ペア:

[(1, 81303656), (2, 40651828), (4, 20325914), (7, 11614808), (8, 10162957), (14, 5807404), (17, 4782568), (28, 2903702), (34, 2391284), (41, 1983016), (56, 1451851), (68, 1195642), (82, 991508), (119, 683224), (136, 597821), (164, 495754), (238, 341612), (287, 283288), (328, 247877), (476, 170806), (574, 141644), (697, 116648), (952, 85403), (1148, 70822), (1394, 58324), (2083, 39032), (2296, 35411), (2788, 29162), (4166, 19516), (4879, 16664), (5576, 14581), (8332, 9758)]