87735890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2399

約数の個数: 48

約数和(自身を含む): 179262720

約数和(自身を除く): 91526830

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 1210, 1705, 2339, 3410, 3751, 4678, 7502, 11695, 18755, 23390, 25729, 37510, 51458, 72509, 128645, 145018, 257290, 283019, 362545, 566038, 725090, 797599, 1415095, 1595198, 2830190, 3987995, 7975990, 8773589, 17547178, 43867945, 87735890]

約数ペア:

[(1, 87735890), (2, 43867945), (5, 17547178), (10, 8773589), (11, 7975990), (22, 3987995), (31, 2830190), (55, 1595198), (62, 1415095), (110, 797599), (121, 725090), (155, 566038), (242, 362545), (310, 283019), (341, 257290), (605, 145018), (682, 128645), (1210, 72509), (1705, 51458), (2339, 37510), (3410, 25729), (3751, 23390), (4678, 18755), (7502, 11695)]