87274240

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1663}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 214276608

約数和(自身を除く): 127002368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 1663, 2624, 3280, 3326, 5248, 6560, 6652, 8315, 10496, 13120, 13304, 16630, 26240, 26608, 33260, 52480, 53216, 66520, 68183, 106432, 133040, 136366, 212864, 266080, 272732, 340915, 425728, 532160, 545464, 681830, 1064320, 1090928, 1363660, 2128640, 2181856, 2727320, 4363712, 5454640, 8727424, 10909280, 17454848, 21818560, 43637120, 87274240]

約数ペア:

[(1, 87274240), (2, 43637120), (4, 21818560), (5, 17454848), (8, 10909280), (10, 8727424), (16, 5454640), (20, 4363712), (32, 2727320), (40, 2181856), (41, 2128640), (64, 1363660), (80, 1090928), (82, 1064320), (128, 681830), (160, 545464), (164, 532160), (205, 425728), (256, 340915), (320, 272732), (328, 266080), (410, 212864), (640, 136366), (656, 133040), (820, 106432), (1280, 68183), (1312, 66520), (1640, 53216), (1663, 52480), (2624, 33260), (3280, 26608), (3326, 26240), (5248, 16630), (6560, 13304), (6652, 13120), (8315, 10496)]