90893900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 210986496

約数和(自身を除く): 120092596

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 127, 170, 254, 340, 421, 425, 508, 635, 842, 850, 1270, 1684, 1700, 2105, 2159, 2540, 3175, 4210, 4318, 6350, 7157, 8420, 8636, 10525, 10795, 12700, 14314, 21050, 21590, 28628, 35785, 42100, 43180, 53467, 53975, 71570, 106934, 107950, 143140, 178925, 213868, 215900, 267335, 357850, 534670, 715700, 908939, 1069340, 1336675, 1817878, 2673350, 3635756, 4544695, 5346700, 9089390, 18178780, 22723475, 45446950, 90893900]

約数ペア:

[(1, 90893900), (2, 45446950), (4, 22723475), (5, 18178780), (10, 9089390), (17, 5346700), (20, 4544695), (25, 3635756), (34, 2673350), (50, 1817878), (68, 1336675), (85, 1069340), (100, 908939), (127, 715700), (170, 534670), (254, 357850), (340, 267335), (421, 215900), (425, 213868), (508, 178925), (635, 143140), (842, 107950), (850, 106934), (1270, 71570), (1684, 53975), (1700, 53467), (2105, 43180), (2159, 42100), (2540, 35785), (3175, 28628), (4210, 21590), (4318, 21050), (6350, 14314), (7157, 12700), (8420, 10795), (8636, 10525)]