129318400

素因数分解:

$2^9\times 5^2\times {\mathrm{10103}}^1$

素因数の和:10131

約数の個数: 60

約数和(自身を含む): 320428152

約数和(自身を除く): 191109752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 10103, 12800, 20206, 40412, 50515, 80824, 101030, 161648, 202060, 252575, 323296, 404120, 505150, 646592, 808240, 1010300, 1293184, 1616480, 2020600, 2586368, 3232960, 4041200, 5172736, 6465920, 8082400, 12931840, 16164800, 25863680, 32329600, 64659200, 129318400]

約数ペア:

[(1, 129318400), (2, 64659200), (4, 32329600), (5, 25863680), (8, 16164800), (10, 12931840), (16, 8082400), (20, 6465920), (25, 5172736), (32, 4041200), (40, 3232960), (50, 2586368), (64, 2020600), (80, 1616480), (100, 1293184), (128, 1010300), (160, 808240), (200, 646592), (256, 505150), (320, 404120), (400, 323296), (512, 252575), (640, 202060), (800, 161648), (1280, 101030), (1600, 80824), (2560, 50515), (3200, 40412), (6400, 20206), (10103, 12800)]