31131500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 74692800

約数和(自身を除く): 43561300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 113, 116, 125, 145, 190, 226, 250, 290, 380, 452, 475, 500, 551, 565, 580, 725, 950, 1102, 1130, 1450, 1900, 2147, 2204, 2260, 2375, 2755, 2825, 2900, 3277, 3625, 4294, 4750, 5510, 5650, 6554, 7250, 8588, 9500, 10735, 11020, 11300, 13108, 13775, 14125, 14500, 16385, 21470, 27550, 28250, 32770, 42940, 53675, 55100, 56500, 62263, 65540, 68875, 81925, 107350, 124526, 137750, 163850, 214700, 249052, 268375, 275500, 311315, 327700, 409625, 536750, 622630, 819250, 1073500, 1245260, 1556575, 1638500, 3113150, 6226300, 7782875, 15565750, 31131500]

約数ペア:

[(1, 31131500), (2, 15565750), (4, 7782875), (5, 6226300), (10, 3113150), (19, 1638500), (20, 1556575), (25, 1245260), (29, 1073500), (38, 819250), (50, 622630), (58, 536750), (76, 409625), (95, 327700), (100, 311315), (113, 275500), (116, 268375), (125, 249052), (145, 214700), (190, 163850), (226, 137750), (250, 124526), (290, 107350), (380, 81925), (452, 68875), (475, 65540), (500, 62263), (551, 56500), (565, 55100), (580, 53675), (725, 42940), (950, 32770), (1102, 28250), (1130, 27550), (1450, 21470), (1900, 16385), (2147, 14500), (2204, 14125), (2260, 13775), (2375, 13108), (2755, 11300), (2825, 11020), (2900, 10735), (3277, 9500), (3625, 8588), (4294, 7250), (4750, 6554), (5510, 5650)]