87759760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1$

素因数の和:3272

約数の個数: 80

約数和(自身を含む): 229842432

約数和(自身を除く): 142082672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3217, 3410, 5456, 6434, 6820, 12868, 13640, 16085, 25736, 27280, 32170, 35387, 51472, 64340, 70774, 99727, 128680, 141548, 176935, 199454, 257360, 283096, 353870, 398908, 498635, 566192, 707740, 797816, 997270, 1096997, 1415480, 1595632, 1994540, 2193994, 2830960, 3989080, 4387988, 5484985, 7978160, 8775976, 10969970, 17551952, 21939940, 43879880, 87759760]

約数ペア:

[(1, 87759760), (2, 43879880), (4, 21939940), (5, 17551952), (8, 10969970), (10, 8775976), (11, 7978160), (16, 5484985), (20, 4387988), (22, 3989080), (31, 2830960), (40, 2193994), (44, 1994540), (55, 1595632), (62, 1415480), (80, 1096997), (88, 997270), (110, 797816), (124, 707740), (155, 566192), (176, 498635), (220, 398908), (248, 353870), (310, 283096), (341, 257360), (440, 199454), (496, 176935), (620, 141548), (682, 128680), (880, 99727), (1240, 70774), (1364, 64340), (1705, 51472), (2480, 35387), (2728, 32170), (3217, 27280), (3410, 25736), (5456, 16085), (6434, 13640), (6820, 12868)]