205787200

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3137}}^1$

素因数の和:3200

約数の個数: 84

約数和(自身を含む): 518880852

約数和(自身を除く): 313093652

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, 3137, 3280, 4100, 6274, 6560, 8200, 12548, 13120, 15685, 16400, 25096, 31370, 32800, 50192, 62740, 65600, 78425, 100384, 125480, 128617, 156850, 200768, 250960, 257234, 313700, 501920, 514468, 627400, 643085, 1003840, 1028936, 1254800, 1286170, 2057872, 2509600, 2572340, 3215425, 4115744, 5019200, 5144680, 6430850, 8231488, 10289360, 12861700, 20578720, 25723400, 41157440, 51446800, 102893600, 205787200]

約数ペア:

[(1, 205787200), (2, 102893600), (4, 51446800), (5, 41157440), (8, 25723400), (10, 20578720), (16, 12861700), (20, 10289360), (25, 8231488), (32, 6430850), (40, 5144680), (41, 5019200), (50, 4115744), (64, 3215425), (80, 2572340), (82, 2509600), (100, 2057872), (160, 1286170), (164, 1254800), (200, 1028936), (205, 1003840), (320, 643085), (328, 627400), (400, 514468), (410, 501920), (656, 313700), (800, 257234), (820, 250960), (1025, 200768), (1312, 156850), (1600, 128617), (1640, 125480), (2050, 100384), (2624, 78425), (3137, 65600), (3280, 62740), (4100, 50192), (6274, 32800), (6560, 31370), (8200, 25096), (12548, 16400), (13120, 15685)]