77847250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1456

約数の個数: 64

約数和(自身を含む): 166289760

約数和(自身を除く): 88442510

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 650, 850, 1105, 1409, 1625, 2125, 2210, 2818, 3250, 4250, 5525, 7045, 11050, 14090, 18317, 23953, 27625, 35225, 36634, 47906, 55250, 70450, 91585, 119765, 176125, 183170, 239530, 311389, 352250, 457925, 598825, 622778, 915850, 1197650, 1556945, 2289625, 2994125, 3113890, 4579250, 5988250, 7784725, 15569450, 38923625, 77847250]

約数ペア:

[(1, 77847250), (2, 38923625), (5, 15569450), (10, 7784725), (13, 5988250), (17, 4579250), (25, 3113890), (26, 2994125), (34, 2289625), (50, 1556945), (65, 1197650), (85, 915850), (125, 622778), (130, 598825), (170, 457925), (221, 352250), (250, 311389), (325, 239530), (425, 183170), (442, 176125), (650, 119765), (850, 91585), (1105, 70450), (1409, 55250), (1625, 47906), (2125, 36634), (2210, 35225), (2818, 27625), (3250, 23953), (4250, 18317), (5525, 14090), (7045, 11050)]