48759280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19661}}^1$

素因数の和:19705

約数の個数: 40

約数和(自身を含む): 117028224

約数和(自身を除く): 68268944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 19661, 39322, 78644, 98305, 157288, 196610, 314576, 393220, 609491, 786440, 1218982, 1572880, 2437964, 3047455, 4875928, 6094910, 9751856, 12189820, 24379640, 48759280]

約数ペア:

[(1, 48759280), (2, 24379640), (4, 12189820), (5, 9751856), (8, 6094910), (10, 4875928), (16, 3047455), (20, 2437964), (31, 1572880), (40, 1218982), (62, 786440), (80, 609491), (124, 393220), (155, 314576), (248, 196610), (310, 157288), (496, 98305), (620, 78644), (1240, 39322), (2480, 19661)]