6669650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 13832448

約数和(自身を除く): 7162798

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 331, 403, 650, 662, 775, 806, 1550, 1655, 2015, 3310, 4030, 4303, 8275, 8606, 10075, 10261, 16550, 20150, 20522, 21515, 43030, 51305, 102610, 107575, 133393, 215150, 256525, 266786, 513050, 666965, 1333930, 3334825, 6669650]

約数ペア:

[(1, 6669650), (2, 3334825), (5, 1333930), (10, 666965), (13, 513050), (25, 266786), (26, 256525), (31, 215150), (50, 133393), (62, 107575), (65, 102610), (130, 51305), (155, 43030), (310, 21515), (325, 20522), (331, 20150), (403, 16550), (650, 10261), (662, 10075), (775, 8606), (806, 8275), (1550, 4303), (1655, 4030), (2015, 3310)]