55645000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 134956800

約数和(自身を除く): 79311800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 359, 500, 620, 625, 718, 775, 1000, 1240, 1250, 1436, 1550, 1795, 2500, 2872, 3100, 3590, 3875, 5000, 6200, 7180, 7750, 8975, 11129, 14360, 15500, 17950, 19375, 22258, 31000, 35900, 38750, 44516, 44875, 55645, 71800, 77500, 89032, 89750, 111290, 155000, 179500, 222580, 224375, 278225, 359000, 445160, 448750, 556450, 897500, 1112900, 1391125, 1795000, 2225800, 2782250, 5564500, 6955625, 11129000, 13911250, 27822500, 55645000]

約数ペア:

[(1, 55645000), (2, 27822500), (4, 13911250), (5, 11129000), (8, 6955625), (10, 5564500), (20, 2782250), (25, 2225800), (31, 1795000), (40, 1391125), (50, 1112900), (62, 897500), (100, 556450), (124, 448750), (125, 445160), (155, 359000), (200, 278225), (248, 224375), (250, 222580), (310, 179500), (359, 155000), (500, 111290), (620, 89750), (625, 89032), (718, 77500), (775, 71800), (1000, 55645), (1240, 44875), (1250, 44516), (1436, 38750), (1550, 35900), (1795, 31000), (2500, 22258), (2872, 19375), (3100, 17950), (3590, 15500), (3875, 14360), (5000, 11129), (6200, 8975), (7180, 7750)]