72737470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18049}}^1$

素因数の和:18100

約数の個数: 32

約数和(自身を含む): 145555200

約数和(自身を除く): 72817730

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 18049, 36098, 90245, 180490, 234637, 469274, 559519, 1119038, 1173185, 2346370, 2797595, 5595190, 7273747, 14547494, 36368735, 72737470]

約数ペア:

[(1, 72737470), (2, 36368735), (5, 14547494), (10, 7273747), (13, 5595190), (26, 2797595), (31, 2346370), (62, 1173185), (65, 1119038), (130, 559519), (155, 469274), (310, 234637), (403, 180490), (806, 90245), (2015, 36098), (4030, 18049)]