130918400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{2557}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 324725310

約数和(自身を除く): 193806910

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, 1024, 1280, 1600, 2048, 2557, 2560, 3200, 5114, 5120, 6400, 10228, 10240, 12785, 12800, 20456, 25570, 25600, 40912, 51140, 51200, 63925, 81824, 102280, 127850, 163648, 204560, 255700, 327296, 409120, 511400, 654592, 818240, 1022800, 1309184, 1636480, 2045600, 2618368, 3272960, 4091200, 5236736, 6545920, 8182400, 13091840, 16364800, 26183680, 32729600, 65459200, 130918400]

約数ペア:

[(1, 130918400), (2, 65459200), (4, 32729600), (5, 26183680), (8, 16364800), (10, 13091840), (16, 8182400), (20, 6545920), (25, 5236736), (32, 4091200), (40, 3272960), (50, 2618368), (64, 2045600), (80, 1636480), (100, 1309184), (128, 1022800), (160, 818240), (200, 654592), (256, 511400), (320, 409120), (400, 327296), (512, 255700), (640, 204560), (800, 163648), (1024, 127850), (1280, 102280), (1600, 81824), (2048, 63925), (2557, 51200), (2560, 51140), (3200, 40912), (5114, 25600), (5120, 25570), (6400, 20456), (10228, 12800), (10240, 12785)]