31490296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 66124800

約数和(自身を除く): 34634504

約数列:

[1, 2, 4, 8, 19, 31, 38, 41, 62, 76, 82, 124, 152, 163, 164, 248, 326, 328, 589, 652, 779, 1178, 1271, 1304, 1558, 2356, 2542, 3097, 3116, 4712, 5053, 5084, 6194, 6232, 6683, 10106, 10168, 12388, 13366, 20212, 24149, 24776, 26732, 40424, 48298, 53464, 96007, 96596, 126977, 192014, 193192, 207173, 253954, 384028, 414346, 507908, 768056, 828692, 1015816, 1657384, 3936287, 7872574, 15745148, 31490296]

約数ペア:

[(1, 31490296), (2, 15745148), (4, 7872574), (8, 3936287), (19, 1657384), (31, 1015816), (38, 828692), (41, 768056), (62, 507908), (76, 414346), (82, 384028), (124, 253954), (152, 207173), (163, 193192), (164, 192014), (248, 126977), (326, 96596), (328, 96007), (589, 53464), (652, 48298), (779, 40424), (1178, 26732), (1271, 24776), (1304, 24149), (1558, 20212), (2356, 13366), (2542, 12388), (3097, 10168), (3116, 10106), (4712, 6683), (5053, 6232), (5084, 6194)]