208673600

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3244

約数の個数: 84

約数和(自身を含む): 526156428

約数和(自身を除く): 317482828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 656, 800, 820, 1025, 1312, 1600, 1640, 2050, 2624, 3181, 3280, 4100, 6362, 6560, 8200, 12724, 13120, 15905, 16400, 25448, 31810, 32800, 50896, 63620, 65600, 79525, 101792, 127240, 130421, 159050, 203584, 254480, 260842, 318100, 508960, 521684, 636200, 652105, 1017920, 1043368, 1272400, 1304210, 2086736, 2544800, 2608420, 3260525, 4173472, 5089600, 5216840, 6521050, 8346944, 10433680, 13042100, 20867360, 26084200, 41734720, 52168400, 104336800, 208673600]

約数ペア:

[(1, 208673600), (2, 104336800), (4, 52168400), (5, 41734720), (8, 26084200), (10, 20867360), (16, 13042100), (20, 10433680), (25, 8346944), (32, 6521050), (40, 5216840), (41, 5089600), (50, 4173472), (64, 3260525), (80, 2608420), (82, 2544800), (100, 2086736), (160, 1304210), (164, 1272400), (200, 1043368), (205, 1017920), (320, 652105), (328, 636200), (400, 521684), (410, 508960), (656, 318100), (800, 260842), (820, 254480), (1025, 203584), (1312, 159050), (1600, 130421), (1640, 127240), (2050, 101792), (2624, 79525), (3181, 65600), (3280, 63620), (4100, 50896), (6362, 32800), (6560, 31810), (8200, 25448), (12724, 16400), (13120, 15905)]