145297000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 362419200

約数和(自身を除く): 217122200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 43, 50, 62, 86, 100, 109, 124, 125, 155, 172, 200, 215, 218, 248, 250, 310, 344, 430, 436, 500, 545, 620, 775, 860, 872, 1000, 1075, 1090, 1240, 1333, 1550, 1720, 2150, 2180, 2666, 2725, 3100, 3379, 3875, 4300, 4360, 4687, 5332, 5375, 5450, 6200, 6665, 6758, 7750, 8600, 9374, 10664, 10750, 10900, 13330, 13516, 13625, 15500, 16895, 18748, 21500, 21800, 23435, 26660, 27032, 27250, 31000, 33325, 33790, 37496, 43000, 46870, 53320, 54500, 66650, 67580, 84475, 93740, 109000, 117175, 133300, 135160, 145297, 166625, 168950, 187480, 234350, 266600, 290594, 333250, 337900, 422375, 468700, 581188, 585875, 666500, 675800, 726485, 844750, 937400, 1162376, 1171750, 1333000, 1452970, 1689500, 2343500, 2905940, 3379000, 3632425, 4687000, 5811880, 7264850, 14529700, 18162125, 29059400, 36324250, 72648500, 145297000]

約数ペア:

[(1, 145297000), (2, 72648500), (4, 36324250), (5, 29059400), (8, 18162125), (10, 14529700), (20, 7264850), (25, 5811880), (31, 4687000), (40, 3632425), (43, 3379000), (50, 2905940), (62, 2343500), (86, 1689500), (100, 1452970), (109, 1333000), (124, 1171750), (125, 1162376), (155, 937400), (172, 844750), (200, 726485), (215, 675800), (218, 666500), (248, 585875), (250, 581188), (310, 468700), (344, 422375), (430, 337900), (436, 333250), (500, 290594), (545, 266600), (620, 234350), (775, 187480), (860, 168950), (872, 166625), (1000, 145297), (1075, 135160), (1090, 133300), (1240, 117175), (1333, 109000), (1550, 93740), (1720, 84475), (2150, 67580), (2180, 66650), (2666, 54500), (2725, 53320), (3100, 46870), (3379, 43000), (3875, 37496), (4300, 33790), (4360, 33325), (4687, 31000), (5332, 27250), (5375, 27032), (5450, 26660), (6200, 23435), (6665, 21800), (6758, 21500), (7750, 18748), (8600, 16895), (9374, 15500), (10664, 13625), (10750, 13516), (10900, 13330)]