71550280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2518

約数の個数: 64

約数和(自身を含む): 174493440

約数和(自身を除く): 102943160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2447, 2924, 3655, 4894, 5848, 7310, 9788, 12235, 14620, 19576, 24470, 29240, 41599, 48940, 83198, 97880, 105221, 166396, 207995, 210442, 332792, 415990, 420884, 526105, 831980, 841768, 1052210, 1663960, 1788757, 2104420, 3577514, 4208840, 7155028, 8943785, 14310056, 17887570, 35775140, 71550280]

約数ペア:

[(1, 71550280), (2, 35775140), (4, 17887570), (5, 14310056), (8, 8943785), (10, 7155028), (17, 4208840), (20, 3577514), (34, 2104420), (40, 1788757), (43, 1663960), (68, 1052210), (85, 841768), (86, 831980), (136, 526105), (170, 420884), (172, 415990), (215, 332792), (340, 210442), (344, 207995), (430, 166396), (680, 105221), (731, 97880), (860, 83198), (1462, 48940), (1720, 41599), (2447, 29240), (2924, 24470), (3655, 19576), (4894, 14620), (5848, 12235), (7310, 9788)]