49559980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3250

約数の個数: 48

約数和(自身を含む): 112260960

約数和(自身を除く): 62700980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3181, 3895, 6362, 7790, 12724, 15580, 15905, 31810, 60439, 63620, 120878, 130421, 241756, 260842, 302195, 521684, 604390, 652105, 1208780, 1304210, 2477999, 2608420, 4955998, 9911996, 12389995, 24779990, 49559980]

約数ペア:

[(1, 49559980), (2, 24779990), (4, 12389995), (5, 9911996), (10, 4955998), (19, 2608420), (20, 2477999), (38, 1304210), (41, 1208780), (76, 652105), (82, 604390), (95, 521684), (164, 302195), (190, 260842), (205, 241756), (380, 130421), (410, 120878), (779, 63620), (820, 60439), (1558, 31810), (3116, 15905), (3181, 15580), (3895, 12724), (6362, 7790)]