77807600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1151}}^1$

素因数の和:1195

約数の個数: 90

約数和(自身を含む): 202594176

約数和(自身を除く): 124786576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 169, 200, 208, 260, 325, 338, 400, 520, 650, 676, 845, 1040, 1151, 1300, 1352, 1690, 2302, 2600, 2704, 3380, 4225, 4604, 5200, 5755, 6760, 8450, 9208, 11510, 13520, 14963, 16900, 18416, 23020, 28775, 29926, 33800, 46040, 57550, 59852, 67600, 74815, 92080, 115100, 119704, 149630, 194519, 230200, 239408, 299260, 374075, 389038, 460400, 598520, 748150, 778076, 972595, 1197040, 1496300, 1556152, 1945190, 2992600, 3112304, 3890380, 4862975, 5985200, 7780760, 9725950, 15561520, 19451900, 38903800, 77807600]

約数ペア:

[(1, 77807600), (2, 38903800), (4, 19451900), (5, 15561520), (8, 9725950), (10, 7780760), (13, 5985200), (16, 4862975), (20, 3890380), (25, 3112304), (26, 2992600), (40, 1945190), (50, 1556152), (52, 1496300), (65, 1197040), (80, 972595), (100, 778076), (104, 748150), (130, 598520), (169, 460400), (200, 389038), (208, 374075), (260, 299260), (325, 239408), (338, 230200), (400, 194519), (520, 149630), (650, 119704), (676, 115100), (845, 92080), (1040, 74815), (1151, 67600), (1300, 59852), (1352, 57550), (1690, 46040), (2302, 33800), (2600, 29926), (2704, 28775), (3380, 23020), (4225, 18416), (4604, 16900), (5200, 14963), (5755, 13520), (6760, 11510), (8450, 9208)]