86805400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 236000520

約数和(自身を除く): 149195120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 85, 88, 100, 110, 121, 136, 170, 187, 200, 211, 220, 242, 275, 340, 374, 422, 425, 440, 484, 550, 605, 680, 748, 844, 850, 935, 968, 1055, 1100, 1210, 1496, 1688, 1700, 1870, 2057, 2110, 2200, 2321, 2420, 3025, 3400, 3587, 3740, 4114, 4220, 4642, 4675, 4840, 5275, 6050, 7174, 7480, 8228, 8440, 9284, 9350, 10285, 10550, 11605, 12100, 14348, 16456, 17935, 18568, 18700, 20570, 21100, 23210, 24200, 25531, 28696, 35870, 37400, 39457, 41140, 42200, 46420, 51062, 51425, 58025, 71740, 78914, 82280, 89675, 92840, 102124, 102850, 116050, 127655, 143480, 157828, 179350, 197285, 204248, 205700, 232100, 255310, 315656, 358700, 394570, 411400, 434027, 464200, 510620, 638275, 717400, 789140, 868054, 986425, 1021240, 1276550, 1578280, 1736108, 1972850, 2170135, 2553100, 3472216, 3945700, 4340270, 5106200, 7891400, 8680540, 10850675, 17361080, 21701350, 43402700, 86805400]

約数ペア:

[(1, 86805400), (2, 43402700), (4, 21701350), (5, 17361080), (8, 10850675), (10, 8680540), (11, 7891400), (17, 5106200), (20, 4340270), (22, 3945700), (25, 3472216), (34, 2553100), (40, 2170135), (44, 1972850), (50, 1736108), (55, 1578280), (68, 1276550), (85, 1021240), (88, 986425), (100, 868054), (110, 789140), (121, 717400), (136, 638275), (170, 510620), (187, 464200), (200, 434027), (211, 411400), (220, 394570), (242, 358700), (275, 315656), (340, 255310), (374, 232100), (422, 205700), (425, 204248), (440, 197285), (484, 179350), (550, 157828), (605, 143480), (680, 127655), (748, 116050), (844, 102850), (850, 102124), (935, 92840), (968, 89675), (1055, 82280), (1100, 78914), (1210, 71740), (1496, 58025), (1688, 51425), (1700, 51062), (1870, 46420), (2057, 42200), (2110, 41140), (2200, 39457), (2321, 37400), (2420, 35870), (3025, 28696), (3400, 25531), (3587, 24200), (3740, 23210), (4114, 21100), (4220, 20570), (4642, 18700), (4675, 18568), (4840, 17935), (5275, 16456), (6050, 14348), (7174, 12100), (7480, 11605), (8228, 10550), (8440, 10285), (9284, 9350)]