7220851700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{18341}}^1$

素因数の和:18513

約数の個数: 72

約数和(自身を含む): 16302956544

約数和(自身を除く): 9082104844

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 127, 155, 254, 310, 508, 620, 635, 775, 1270, 1550, 2540, 3100, 3175, 3937, 6350, 7874, 12700, 15748, 18341, 19685, 36682, 39370, 73364, 78740, 91705, 98425, 183410, 196850, 366820, 393700, 458525, 568571, 917050, 1137142, 1834100, 2274284, 2329307, 2842855, 4658614, 5685710, 9317228, 11371420, 11646535, 14214275, 23293070, 28428550, 46586140, 56857100, 58232675, 72208517, 116465350, 144417034, 232930700, 288834068, 361042585, 722085170, 1444170340, 1805212925, 3610425850, 7220851700]

約数ペア:

[(1, 7220851700), (2, 3610425850), (4, 1805212925), (5, 1444170340), (10, 722085170), (20, 361042585), (25, 288834068), (31, 232930700), (50, 144417034), (62, 116465350), (100, 72208517), (124, 58232675), (127, 56857100), (155, 46586140), (254, 28428550), (310, 23293070), (508, 14214275), (620, 11646535), (635, 11371420), (775, 9317228), (1270, 5685710), (1550, 4658614), (2540, 2842855), (3100, 2329307), (3175, 2274284), (3937, 1834100), (6350, 1137142), (7874, 917050), (12700, 568571), (15748, 458525), (18341, 393700), (19685, 366820), (36682, 196850), (39370, 183410), (73364, 98425), (78740, 91705)]