100246250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 80

約数和(自身を含む): 209932800

約数和(自身を除く): 109686550

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 199, 250, 310, 325, 398, 403, 625, 650, 775, 806, 995, 1250, 1550, 1625, 1990, 2015, 2587, 3250, 3875, 4030, 4975, 5174, 6169, 7750, 8125, 9950, 10075, 12338, 12935, 16250, 19375, 20150, 24875, 25870, 30845, 38750, 49750, 50375, 61690, 64675, 80197, 100750, 124375, 129350, 154225, 160394, 248750, 251875, 308450, 323375, 400985, 503750, 646750, 771125, 801970, 1542250, 1616875, 2004925, 3233750, 3855625, 4009850, 7711250, 10024625, 20049250, 50123125, 100246250]

約数ペア:

[(1, 100246250), (2, 50123125), (5, 20049250), (10, 10024625), (13, 7711250), (25, 4009850), (26, 3855625), (31, 3233750), (50, 2004925), (62, 1616875), (65, 1542250), (125, 801970), (130, 771125), (155, 646750), (199, 503750), (250, 400985), (310, 323375), (325, 308450), (398, 251875), (403, 248750), (625, 160394), (650, 154225), (775, 129350), (806, 124375), (995, 100750), (1250, 80197), (1550, 64675), (1625, 61690), (1990, 50375), (2015, 49750), (2587, 38750), (3250, 30845), (3875, 25870), (4030, 24875), (4975, 20150), (5174, 19375), (6169, 16250), (7750, 12935), (8125, 12338), (9950, 10075)]