72709910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79901}}^1$

素因数の和:79928

約数の個数: 32

約数和(自身を含む): 161082432

約数和(自身を除く): 88372522

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 79901, 159802, 399505, 559307, 799010, 1038713, 1118614, 2077426, 2796535, 5193565, 5593070, 7270991, 10387130, 14541982, 36354955, 72709910]

約数ペア:

[(1, 72709910), (2, 36354955), (5, 14541982), (7, 10387130), (10, 7270991), (13, 5593070), (14, 5193565), (26, 2796535), (35, 2077426), (65, 1118614), (70, 1038713), (91, 799010), (130, 559307), (182, 399505), (455, 159802), (910, 79901)]