84259240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5227}}^1$

素因数の和:5282

約数の個数: 64

約数和(自身を含む): 210792960

約数和(自身を除く): 126533720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 5227, 8060, 10454, 16120, 20908, 26135, 41816, 52270, 67951, 104540, 135902, 162037, 209080, 271804, 324074, 339755, 543608, 648148, 679510, 810185, 1296296, 1359020, 1620370, 2106481, 2718040, 3240740, 4212962, 6481480, 8425924, 10532405, 16851848, 21064810, 42129620, 84259240]

約数ペア:

[(1, 84259240), (2, 42129620), (4, 21064810), (5, 16851848), (8, 10532405), (10, 8425924), (13, 6481480), (20, 4212962), (26, 3240740), (31, 2718040), (40, 2106481), (52, 1620370), (62, 1359020), (65, 1296296), (104, 810185), (124, 679510), (130, 648148), (155, 543608), (248, 339755), (260, 324074), (310, 271804), (403, 209080), (520, 162037), (620, 135902), (806, 104540), (1240, 67951), (1612, 52270), (2015, 41816), (3224, 26135), (4030, 20908), (5227, 16120), (8060, 10454)]