13263350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 26188800

約数和(自身を除く): 12925450

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 155, 199, 215, 310, 398, 430, 775, 995, 1075, 1333, 1550, 1990, 2150, 2666, 4975, 6169, 6665, 8557, 9950, 12338, 13330, 17114, 30845, 33325, 42785, 61690, 66650, 85570, 154225, 213925, 265267, 308450, 427850, 530534, 1326335, 2652670, 6631675, 13263350]

約数ペア:

[(1, 13263350), (2, 6631675), (5, 2652670), (10, 1326335), (25, 530534), (31, 427850), (43, 308450), (50, 265267), (62, 213925), (86, 154225), (155, 85570), (199, 66650), (215, 61690), (310, 42785), (398, 33325), (430, 30845), (775, 17114), (995, 13330), (1075, 12338), (1333, 9950), (1550, 8557), (1990, 6665), (2150, 6169), (2666, 4975)]