156798560

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10103}}^1$

素因数の和:10215

約数の個数: 48

約数和(自身を含む): 374292576

約数和(自身を除く): 217494016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 7760, 10103, 15520, 20206, 40412, 50515, 80824, 101030, 161648, 202060, 323296, 404120, 808240, 979991, 1616480, 1959982, 3919964, 4899955, 7839928, 9799910, 15679856, 19599820, 31359712, 39199640, 78399280, 156798560]

約数ペア:

[(1, 156798560), (2, 78399280), (4, 39199640), (5, 31359712), (8, 19599820), (10, 15679856), (16, 9799910), (20, 7839928), (32, 4899955), (40, 3919964), (80, 1959982), (97, 1616480), (160, 979991), (194, 808240), (388, 404120), (485, 323296), (776, 202060), (970, 161648), (1552, 101030), (1940, 80824), (3104, 50515), (3880, 40412), (7760, 20206), (10103, 15520)]