71317250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 141972480

約数和(自身を除く): 70655230

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 79, 115, 125, 157, 158, 230, 250, 314, 395, 575, 785, 790, 1150, 1570, 1817, 1975, 2875, 3611, 3634, 3925, 3950, 5750, 7222, 7850, 9085, 9875, 12403, 18055, 18170, 19625, 19750, 24806, 36110, 39250, 45425, 62015, 90275, 90850, 124030, 180550, 227125, 285269, 310075, 451375, 454250, 570538, 620150, 902750, 1426345, 1550375, 2852690, 3100750, 7131725, 14263450, 35658625, 71317250]

約数ペア:

[(1, 71317250), (2, 35658625), (5, 14263450), (10, 7131725), (23, 3100750), (25, 2852690), (46, 1550375), (50, 1426345), (79, 902750), (115, 620150), (125, 570538), (157, 454250), (158, 451375), (230, 310075), (250, 285269), (314, 227125), (395, 180550), (575, 124030), (785, 90850), (790, 90275), (1150, 62015), (1570, 45425), (1817, 39250), (1975, 36110), (2875, 24806), (3611, 19750), (3634, 19625), (3925, 18170), (3950, 18055), (5750, 12403), (7222, 9875), (7850, 9085)]