129276800

素因数分解:

$2^7\times 5^2\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:664

約数の個数: 96

約数和(自身を含む): 324421200

約数和(自身を除く): 195144400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 128, 142, 160, 200, 284, 320, 355, 400, 568, 569, 640, 710, 800, 1136, 1138, 1420, 1600, 1775, 2272, 2276, 2840, 2845, 3200, 3550, 4544, 4552, 5680, 5690, 7100, 9088, 9104, 11360, 11380, 14200, 14225, 18208, 22720, 22760, 28400, 28450, 36416, 40399, 45440, 45520, 56800, 56900, 72832, 80798, 91040, 113600, 113800, 161596, 182080, 201995, 227200, 227600, 323192, 364160, 403990, 455200, 646384, 807980, 910400, 1009975, 1292768, 1615960, 1820800, 2019950, 2585536, 3231920, 4039900, 5171072, 6463840, 8079800, 12927680, 16159600, 25855360, 32319200, 64638400, 129276800]

約数ペア:

[(1, 129276800), (2, 64638400), (4, 32319200), (5, 25855360), (8, 16159600), (10, 12927680), (16, 8079800), (20, 6463840), (25, 5171072), (32, 4039900), (40, 3231920), (50, 2585536), (64, 2019950), (71, 1820800), (80, 1615960), (100, 1292768), (128, 1009975), (142, 910400), (160, 807980), (200, 646384), (284, 455200), (320, 403990), (355, 364160), (400, 323192), (568, 227600), (569, 227200), (640, 201995), (710, 182080), (800, 161596), (1136, 113800), (1138, 113600), (1420, 91040), (1600, 80798), (1775, 72832), (2272, 56900), (2276, 56800), (2840, 45520), (2845, 45440), (3200, 40399), (3550, 36416), (4544, 28450), (4552, 28400), (5680, 22760), (5690, 22720), (7100, 18208), (9088, 14225), (9104, 14200), (11360, 11380)]