13319150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:717

約数の個数: 48

約数和(自身を含む): 27581568

約数和(自身を除く): 14262418

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 661, 775, 806, 1322, 1550, 2015, 3305, 4030, 6610, 8593, 10075, 16525, 17186, 20150, 20491, 33050, 40982, 42965, 85930, 102455, 204910, 214825, 266383, 429650, 512275, 532766, 1024550, 1331915, 2663830, 6659575, 13319150]

約数ペア:

[(1, 13319150), (2, 6659575), (5, 2663830), (10, 1331915), (13, 1024550), (25, 532766), (26, 512275), (31, 429650), (50, 266383), (62, 214825), (65, 204910), (130, 102455), (155, 85930), (310, 42965), (325, 40982), (403, 33050), (650, 20491), (661, 20150), (775, 17186), (806, 16525), (1322, 10075), (1550, 8593), (2015, 6610), (3305, 4030)]