72407270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12953}}^1$

素因数の和:13016

約数の個数: 32

約数和(自身を含む): 143633952

約数和(自身を除く): 71226682

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 12953, 25906, 64765, 129530, 168389, 336778, 556979, 841945, 1113958, 1683890, 2784895, 5569790, 7240727, 14481454, 36203635, 72407270]

約数ペア:

[(1, 72407270), (2, 36203635), (5, 14481454), (10, 7240727), (13, 5569790), (26, 2784895), (43, 1683890), (65, 1113958), (86, 841945), (130, 556979), (215, 336778), (430, 168389), (559, 129530), (1118, 64765), (2795, 25906), (5590, 12953)]