76567820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7703}}^1$

素因数の和:7790

約数の個数: 48

約数和(自身を含む): 186375168

約数和(自身を除く): 109807348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 7703, 9940, 15406, 30812, 38515, 53921, 77030, 107842, 154060, 215684, 269605, 539210, 546913, 1078420, 1093826, 2187652, 2734565, 3828391, 5469130, 7656782, 10938260, 15313564, 19141955, 38283910, 76567820]

約数ペア:

[(1, 76567820), (2, 38283910), (4, 19141955), (5, 15313564), (7, 10938260), (10, 7656782), (14, 5469130), (20, 3828391), (28, 2734565), (35, 2187652), (70, 1093826), (71, 1078420), (140, 546913), (142, 539210), (284, 269605), (355, 215684), (497, 154060), (710, 107842), (994, 77030), (1420, 53921), (1988, 38515), (2485, 30812), (4970, 15406), (7703, 9940)]