79867160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2292

約数の個数: 64

約数和(自身を含む): 191980800

約数和(自身を除く): 112113640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 2221, 3596, 4442, 4495, 7192, 8884, 8990, 11105, 17768, 17980, 22210, 35960, 44420, 64409, 68851, 88840, 128818, 137702, 257636, 275404, 322045, 344255, 515272, 550808, 644090, 688510, 1288180, 1377020, 1996679, 2576360, 2754040, 3993358, 7986716, 9983395, 15973432, 19966790, 39933580, 79867160]

約数ペア:

[(1, 79867160), (2, 39933580), (4, 19966790), (5, 15973432), (8, 9983395), (10, 7986716), (20, 3993358), (29, 2754040), (31, 2576360), (40, 1996679), (58, 1377020), (62, 1288180), (116, 688510), (124, 644090), (145, 550808), (155, 515272), (232, 344255), (248, 322045), (290, 275404), (310, 257636), (580, 137702), (620, 128818), (899, 88840), (1160, 68851), (1240, 64409), (1798, 44420), (2221, 35960), (3596, 22210), (4442, 17980), (4495, 17768), (7192, 11105), (8884, 8990)]