89601800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 216950400

約数和(自身を除く): 127348600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 79, 100, 106, 107, 158, 200, 212, 214, 265, 316, 395, 424, 428, 530, 535, 632, 790, 856, 1060, 1070, 1325, 1580, 1975, 2120, 2140, 2650, 2675, 3160, 3950, 4187, 4280, 5300, 5350, 5671, 7900, 8374, 8453, 10600, 10700, 11342, 15800, 16748, 16906, 20935, 21400, 22684, 28355, 33496, 33812, 41870, 42265, 45368, 56710, 67624, 83740, 84530, 104675, 113420, 141775, 167480, 169060, 209350, 211325, 226840, 283550, 338120, 418700, 422650, 448009, 567100, 837400, 845300, 896018, 1134200, 1690600, 1792036, 2240045, 3584072, 4480090, 8960180, 11200225, 17920360, 22400450, 44800900, 89601800]

約数ペア:

[(1, 89601800), (2, 44800900), (4, 22400450), (5, 17920360), (8, 11200225), (10, 8960180), (20, 4480090), (25, 3584072), (40, 2240045), (50, 1792036), (53, 1690600), (79, 1134200), (100, 896018), (106, 845300), (107, 837400), (158, 567100), (200, 448009), (212, 422650), (214, 418700), (265, 338120), (316, 283550), (395, 226840), (424, 211325), (428, 209350), (530, 169060), (535, 167480), (632, 141775), (790, 113420), (856, 104675), (1060, 84530), (1070, 83740), (1325, 67624), (1580, 56710), (1975, 45368), (2120, 42265), (2140, 41870), (2650, 33812), (2675, 33496), (3160, 28355), (3950, 22684), (4187, 21400), (4280, 20935), (5300, 16906), (5350, 16748), (5671, 15800), (7900, 11342), (8374, 10700), (8453, 10600)]