8253750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 80

約数和(自身を含む): 21593088

約数和(自身を除く): 13339338

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 71, 75, 93, 125, 142, 150, 155, 186, 213, 250, 310, 355, 375, 426, 465, 625, 710, 750, 775, 930, 1065, 1250, 1550, 1775, 1875, 2130, 2201, 2325, 3550, 3750, 3875, 4402, 4650, 5325, 6603, 7750, 8875, 10650, 11005, 11625, 13206, 17750, 19375, 22010, 23250, 26625, 33015, 38750, 44375, 53250, 55025, 58125, 66030, 88750, 110050, 116250, 133125, 165075, 266250, 275125, 330150, 550250, 825375, 1375625, 1650750, 2751250, 4126875, 8253750]

約数ペア:

[(1, 8253750), (2, 4126875), (3, 2751250), (5, 1650750), (6, 1375625), (10, 825375), (15, 550250), (25, 330150), (30, 275125), (31, 266250), (50, 165075), (62, 133125), (71, 116250), (75, 110050), (93, 88750), (125, 66030), (142, 58125), (150, 55025), (155, 53250), (186, 44375), (213, 38750), (250, 33015), (310, 26625), (355, 23250), (375, 22010), (426, 19375), (465, 17750), (625, 13206), (710, 11625), (750, 11005), (775, 10650), (930, 8875), (1065, 7750), (1250, 6603), (1550, 5325), (1775, 4650), (1875, 4402), (2130, 3875), (2201, 3750), (2325, 3550)]