86253640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 217183680

約数和(自身を除く): 130930040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 121, 142, 220, 242, 251, 284, 355, 440, 484, 502, 568, 605, 710, 781, 968, 1004, 1210, 1255, 1420, 1562, 2008, 2420, 2510, 2761, 2840, 3124, 3905, 4840, 5020, 5522, 6248, 7810, 8591, 10040, 11044, 13805, 15620, 17182, 17821, 22088, 27610, 30371, 31240, 34364, 35642, 42955, 55220, 60742, 68728, 71284, 85910, 89105, 110440, 121484, 142568, 151855, 171820, 178210, 196031, 242968, 303710, 343640, 356420, 392062, 607420, 712840, 784124, 980155, 1214840, 1568248, 1960310, 2156341, 3920620, 4312682, 7841240, 8625364, 10781705, 17250728, 21563410, 43126820, 86253640]

約数ペア:

[(1, 86253640), (2, 43126820), (4, 21563410), (5, 17250728), (8, 10781705), (10, 8625364), (11, 7841240), (20, 4312682), (22, 3920620), (40, 2156341), (44, 1960310), (55, 1568248), (71, 1214840), (88, 980155), (110, 784124), (121, 712840), (142, 607420), (220, 392062), (242, 356420), (251, 343640), (284, 303710), (355, 242968), (440, 196031), (484, 178210), (502, 171820), (568, 151855), (605, 142568), (710, 121484), (781, 110440), (968, 89105), (1004, 85910), (1210, 71284), (1255, 68728), (1420, 60742), (1562, 55220), (2008, 42955), (2420, 35642), (2510, 34364), (2761, 31240), (2840, 30371), (3124, 27610), (3905, 22088), (4840, 17821), (5020, 17182), (5522, 15620), (6248, 13805), (7810, 11044), (8591, 10040)]