68463320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 159727680

約数和(自身を除く): 91264360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 167, 185, 277, 296, 334, 370, 554, 668, 740, 835, 1108, 1336, 1385, 1480, 1670, 2216, 2770, 3340, 5540, 6179, 6680, 10249, 11080, 12358, 20498, 24716, 30895, 40996, 46259, 49432, 51245, 61790, 81992, 92518, 102490, 123580, 185036, 204980, 231295, 247160, 370072, 409960, 462590, 925180, 1711583, 1850360, 3423166, 6846332, 8557915, 13692664, 17115830, 34231660, 68463320]

約数ペア:

[(1, 68463320), (2, 34231660), (4, 17115830), (5, 13692664), (8, 8557915), (10, 6846332), (20, 3423166), (37, 1850360), (40, 1711583), (74, 925180), (148, 462590), (167, 409960), (185, 370072), (277, 247160), (296, 231295), (334, 204980), (370, 185036), (554, 123580), (668, 102490), (740, 92518), (835, 81992), (1108, 61790), (1336, 51245), (1385, 49432), (1480, 46259), (1670, 40996), (2216, 30895), (2770, 24716), (3340, 20498), (5540, 12358), (6179, 11080), (6680, 10249)]