83400850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4139}}^1$

素因数の和:4195

約数の個数: 48

約数和(自身を含む): 172488960

約数和(自身を除く): 89088110

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 4139, 8278, 10075, 20150, 20695, 41390, 53807, 103475, 107614, 128309, 206950, 256618, 269035, 538070, 641545, 1283090, 1345175, 1668017, 2690350, 3207725, 3336034, 6415450, 8340085, 16680170, 41700425, 83400850]

約数ペア:

[(1, 83400850), (2, 41700425), (5, 16680170), (10, 8340085), (13, 6415450), (25, 3336034), (26, 3207725), (31, 2690350), (50, 1668017), (62, 1345175), (65, 1283090), (130, 641545), (155, 538070), (310, 269035), (325, 256618), (403, 206950), (650, 128309), (775, 107614), (806, 103475), (1550, 53807), (2015, 41390), (4030, 20695), (4139, 20150), (8278, 10075)]