87640310

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 160380000

約数和(自身を除く): 72739690

約数列:

[1, 2, 5, 10, 131, 149, 262, 298, 449, 655, 745, 898, 1310, 1490, 2245, 4490, 19519, 39038, 58819, 66901, 97595, 117638, 133802, 195190, 294095, 334505, 588190, 669010, 8764031, 17528062, 43820155, 87640310]

約数ペア:

[(1, 87640310), (2, 43820155), (5, 17528062), (10, 8764031), (131, 669010), (149, 588190), (262, 334505), (298, 294095), (449, 195190), (655, 133802), (745, 117638), (898, 97595), (1310, 66901), (1490, 58819), (2245, 39038), (4490, 19519)]