130921600

素因数分解:

$2^7\times 5^2\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 326697840

約数和(自身を除く): 195776240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 163, 200, 251, 320, 326, 400, 502, 640, 652, 800, 815, 1004, 1255, 1304, 1600, 1630, 2008, 2510, 2608, 3200, 3260, 4016, 4075, 5020, 5216, 6275, 6520, 8032, 8150, 10040, 10432, 12550, 13040, 16064, 16300, 20080, 20864, 25100, 26080, 32128, 32600, 40160, 40913, 50200, 52160, 65200, 80320, 81826, 100400, 104320, 130400, 160640, 163652, 200800, 204565, 260800, 327304, 401600, 409130, 521600, 654608, 803200, 818260, 1022825, 1309216, 1636520, 2045650, 2618432, 3273040, 4091300, 5236864, 6546080, 8182600, 13092160, 16365200, 26184320, 32730400, 65460800, 130921600]

約数ペア:

[(1, 130921600), (2, 65460800), (4, 32730400), (5, 26184320), (8, 16365200), (10, 13092160), (16, 8182600), (20, 6546080), (25, 5236864), (32, 4091300), (40, 3273040), (50, 2618432), (64, 2045650), (80, 1636520), (100, 1309216), (128, 1022825), (160, 818260), (163, 803200), (200, 654608), (251, 521600), (320, 409130), (326, 401600), (400, 327304), (502, 260800), (640, 204565), (652, 200800), (800, 163652), (815, 160640), (1004, 130400), (1255, 104320), (1304, 100400), (1600, 81826), (1630, 80320), (2008, 65200), (2510, 52160), (2608, 50200), (3200, 40913), (3260, 40160), (4016, 32600), (4075, 32128), (5020, 26080), (5216, 25100), (6275, 20864), (6520, 20080), (8032, 16300), (8150, 16064), (10040, 13040), (10432, 12550)]