17966000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 80

約数和(自身を含む): 46851168

約数和(自身を除く): 28885168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 650, 691, 1000, 1040, 1300, 1382, 1625, 2000, 2600, 2764, 3250, 3455, 5200, 5528, 6500, 6910, 8983, 11056, 13000, 13820, 17275, 17966, 26000, 27640, 34550, 35932, 44915, 55280, 69100, 71864, 86375, 89830, 138200, 143728, 172750, 179660, 224575, 276400, 345500, 359320, 449150, 691000, 718640, 898300, 1122875, 1382000, 1796600, 2245750, 3593200, 4491500, 8983000, 17966000]

約数ペア:

[(1, 17966000), (2, 8983000), (4, 4491500), (5, 3593200), (8, 2245750), (10, 1796600), (13, 1382000), (16, 1122875), (20, 898300), (25, 718640), (26, 691000), (40, 449150), (50, 359320), (52, 345500), (65, 276400), (80, 224575), (100, 179660), (104, 172750), (125, 143728), (130, 138200), (200, 89830), (208, 86375), (250, 71864), (260, 69100), (325, 55280), (400, 44915), (500, 35932), (520, 34550), (650, 27640), (691, 26000), (1000, 17966), (1040, 17275), (1300, 13820), (1382, 13000), (1625, 11056), (2000, 8983), (2600, 6910), (2764, 6500), (3250, 5528), (3455, 5200)]