67572800

素因数分解:

$2^6\times 5^2\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:448

約数の個数: 84

約数和(自身を含む): 167952420

約数和(自身を除く): 100379620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 157, 160, 200, 269, 314, 320, 400, 538, 628, 785, 800, 1076, 1256, 1345, 1570, 1600, 2152, 2512, 2690, 3140, 3925, 4304, 5024, 5380, 6280, 6725, 7850, 8608, 10048, 10760, 12560, 13450, 15700, 17216, 21520, 25120, 26900, 31400, 42233, 43040, 50240, 53800, 62800, 84466, 86080, 107600, 125600, 168932, 211165, 215200, 251200, 337864, 422330, 430400, 675728, 844660, 1055825, 1351456, 1689320, 2111650, 2702912, 3378640, 4223300, 6757280, 8446600, 13514560, 16893200, 33786400, 67572800]

約数ペア:

[(1, 67572800), (2, 33786400), (4, 16893200), (5, 13514560), (8, 8446600), (10, 6757280), (16, 4223300), (20, 3378640), (25, 2702912), (32, 2111650), (40, 1689320), (50, 1351456), (64, 1055825), (80, 844660), (100, 675728), (157, 430400), (160, 422330), (200, 337864), (269, 251200), (314, 215200), (320, 211165), (400, 168932), (538, 125600), (628, 107600), (785, 86080), (800, 84466), (1076, 62800), (1256, 53800), (1345, 50240), (1570, 43040), (1600, 42233), (2152, 31400), (2512, 26900), (2690, 25120), (3140, 21520), (3925, 17216), (4304, 15700), (5024, 13450), (5380, 12560), (6280, 10760), (6725, 10048), (7850, 8608)]