78374320

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12401}}^1$

素因数の和:12493

約数の個数: 40

約数和(自身を含む): 184541760

約数和(自身を除く): 106167440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 12401, 24802, 49604, 62005, 99208, 124010, 198416, 248020, 496040, 979679, 992080, 1959358, 3918716, 4898395, 7837432, 9796790, 15674864, 19593580, 39187160, 78374320]

約数ペア:

[(1, 78374320), (2, 39187160), (4, 19593580), (5, 15674864), (8, 9796790), (10, 7837432), (16, 4898395), (20, 3918716), (40, 1959358), (79, 992080), (80, 979679), (158, 496040), (316, 248020), (395, 198416), (632, 124010), (790, 99208), (1264, 62005), (1580, 49604), (3160, 24802), (6320, 12401)]