275085040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1321}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 678661920

約数和(自身を除く): 403576880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 137, 152, 190, 274, 304, 380, 548, 685, 760, 1096, 1321, 1370, 1520, 2192, 2603, 2642, 2740, 5206, 5284, 5480, 6605, 10412, 10568, 10960, 13015, 13210, 20824, 21136, 25099, 26030, 26420, 41648, 50198, 52060, 52840, 100396, 104120, 105680, 125495, 180977, 200792, 208240, 250990, 361954, 401584, 501980, 723908, 904885, 1003960, 1447816, 1809770, 2007920, 2895632, 3438563, 3619540, 6877126, 7239080, 13754252, 14478160, 17192815, 27508504, 34385630, 55017008, 68771260, 137542520, 275085040]

約数ペア:

[(1, 275085040), (2, 137542520), (4, 68771260), (5, 55017008), (8, 34385630), (10, 27508504), (16, 17192815), (19, 14478160), (20, 13754252), (38, 7239080), (40, 6877126), (76, 3619540), (80, 3438563), (95, 2895632), (137, 2007920), (152, 1809770), (190, 1447816), (274, 1003960), (304, 904885), (380, 723908), (548, 501980), (685, 401584), (760, 361954), (1096, 250990), (1321, 208240), (1370, 200792), (1520, 180977), (2192, 125495), (2603, 105680), (2642, 104120), (2740, 100396), (5206, 52840), (5284, 52060), (5480, 50198), (6605, 41648), (10412, 26420), (10568, 26030), (10960, 25099), (13015, 21136), (13210, 20824)]