72421136

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1839

約数の個数: 40

約数和(自身を含む): 146222784

約数和(自身を除く): 73801648

約数列:

[1, 2, 4, 8, 16, 37, 71, 74, 142, 148, 284, 296, 568, 592, 1136, 1723, 2627, 3446, 5254, 6892, 10508, 13784, 21016, 27568, 42032, 63751, 122333, 127502, 244666, 255004, 489332, 510008, 978664, 1020016, 1957328, 4526321, 9052642, 18105284, 36210568, 72421136]

約数ペア:

[(1, 72421136), (2, 36210568), (4, 18105284), (8, 9052642), (16, 4526321), (37, 1957328), (71, 1020016), (74, 978664), (142, 510008), (148, 489332), (284, 255004), (296, 244666), (568, 127502), (592, 122333), (1136, 63751), (1723, 42032), (2627, 27568), (3446, 21016), (5254, 13784), (6892, 10508)]