158806945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 225283968

約数和(自身を除く): 66477023

約数列:

[1, 5, 11, 17, 55, 85, 97, 103, 187, 289, 485, 515, 935, 1067, 1133, 1445, 1649, 1751, 3179, 5335, 5665, 8245, 8755, 9991, 15895, 18139, 19261, 28033, 29767, 49955, 90695, 96305, 109901, 140165, 148835, 169847, 308363, 327437, 549505, 849235, 1541815, 1637185, 1868317, 2887399, 9341585, 14436995, 31761389, 158806945]

約数ペア:

[(1, 158806945), (5, 31761389), (11, 14436995), (17, 9341585), (55, 2887399), (85, 1868317), (97, 1637185), (103, 1541815), (187, 849235), (289, 549505), (485, 327437), (515, 308363), (935, 169847), (1067, 148835), (1133, 140165), (1445, 109901), (1649, 96305), (1751, 90695), (3179, 49955), (5335, 29767), (5665, 28033), (8245, 19261), (8755, 18139), (9991, 15895)]