215210060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26701}}^1$

素因数の和:26754

約数の個数: 48

約数和(自身を含む): 502424832

約数和(自身を除く): 287214772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 26701, 53402, 106804, 133505, 267010, 347113, 534020, 694226, 827731, 1388452, 1655462, 1735565, 3310924, 3471130, 4138655, 6942260, 8277310, 10760503, 16554620, 21521006, 43042012, 53802515, 107605030, 215210060]

約数ペア:

[(1, 215210060), (2, 107605030), (4, 53802515), (5, 43042012), (10, 21521006), (13, 16554620), (20, 10760503), (26, 8277310), (31, 6942260), (52, 4138655), (62, 3471130), (65, 3310924), (124, 1735565), (130, 1655462), (155, 1388452), (260, 827731), (310, 694226), (403, 534020), (620, 347113), (806, 267010), (1612, 133505), (2015, 106804), (4030, 53402), (8060, 26701)]