71318020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3181}}^1$

素因数の和:3268

約数の個数: 48

約数和(自身を含む): 160372800

約数和(自身を除く): 89054780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 3181, 4484, 5605, 6362, 11210, 12724, 15905, 22420, 31810, 60439, 63620, 120878, 187679, 241756, 302195, 375358, 604390, 750716, 938395, 1208780, 1876790, 3565901, 3753580, 7131802, 14263604, 17829505, 35659010, 71318020]

約数ペア:

[(1, 71318020), (2, 35659010), (4, 17829505), (5, 14263604), (10, 7131802), (19, 3753580), (20, 3565901), (38, 1876790), (59, 1208780), (76, 938395), (95, 750716), (118, 604390), (190, 375358), (236, 302195), (295, 241756), (380, 187679), (590, 120878), (1121, 63620), (1180, 60439), (2242, 31810), (3181, 22420), (4484, 15905), (5605, 12724), (6362, 11210)]