9999750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 25459200

約数和(自身を除く): 15459450

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 67, 75, 125, 134, 150, 199, 201, 250, 335, 375, 398, 402, 597, 670, 750, 995, 1005, 1194, 1675, 1990, 2010, 2985, 3350, 4975, 5025, 5970, 8375, 9950, 10050, 13333, 14925, 16750, 24875, 25125, 26666, 29850, 39999, 49750, 50250, 66665, 74625, 79998, 133330, 149250, 199995, 333325, 399990, 666650, 999975, 1666625, 1999950, 3333250, 4999875, 9999750]

約数ペア:

[(1, 9999750), (2, 4999875), (3, 3333250), (5, 1999950), (6, 1666625), (10, 999975), (15, 666650), (25, 399990), (30, 333325), (50, 199995), (67, 149250), (75, 133330), (125, 79998), (134, 74625), (150, 66665), (199, 50250), (201, 49750), (250, 39999), (335, 29850), (375, 26666), (398, 25125), (402, 24875), (597, 16750), (670, 14925), (750, 13333), (995, 10050), (1005, 9950), (1194, 8375), (1675, 5970), (1990, 5025), (2010, 4975), (2985, 3350)]