71145265

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 92340000

約数和(自身を除く): 21194735

約数列:

[1, 5, 29, 37, 89, 145, 149, 185, 445, 745, 1073, 2581, 3293, 4321, 5365, 5513, 12905, 13261, 16465, 21605, 27565, 66305, 95497, 159877, 384569, 477485, 490657, 799385, 1922845, 2453285, 14229053, 71145265]

約数ペア:

[(1, 71145265), (5, 14229053), (29, 2453285), (37, 1922845), (89, 799385), (145, 490657), (149, 477485), (185, 384569), (445, 159877), (745, 95497), (1073, 66305), (2581, 27565), (3293, 21605), (4321, 16465), (5365, 13261), (5513, 12905)]