4998750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 80

約数和(自身を含む): 13195776

約数和(自身を除く): 8197026

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 43, 50, 62, 75, 86, 93, 125, 129, 150, 155, 186, 215, 250, 258, 310, 375, 430, 465, 625, 645, 750, 775, 930, 1075, 1250, 1290, 1333, 1550, 1875, 2150, 2325, 2666, 3225, 3750, 3875, 3999, 4650, 5375, 6450, 6665, 7750, 7998, 10750, 11625, 13330, 16125, 19375, 19995, 23250, 26875, 32250, 33325, 38750, 39990, 53750, 58125, 66650, 80625, 99975, 116250, 161250, 166625, 199950, 333250, 499875, 833125, 999750, 1666250, 2499375, 4998750]

約数ペア:

[(1, 4998750), (2, 2499375), (3, 1666250), (5, 999750), (6, 833125), (10, 499875), (15, 333250), (25, 199950), (30, 166625), (31, 161250), (43, 116250), (50, 99975), (62, 80625), (75, 66650), (86, 58125), (93, 53750), (125, 39990), (129, 38750), (150, 33325), (155, 32250), (186, 26875), (215, 23250), (250, 19995), (258, 19375), (310, 16125), (375, 13330), (430, 11625), (465, 10750), (625, 7998), (645, 7750), (750, 6665), (775, 6450), (930, 5375), (1075, 4650), (1250, 3999), (1290, 3875), (1333, 3750), (1550, 3225), (1875, 2666), (2150, 2325)]