64811820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63541}}^1$

素因数の和:63570

約数の個数: 48

約数和(自身を含む): 192151008

約数和(自身を除く): 127339188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 63541, 127082, 190623, 254164, 317705, 381246, 635410, 762492, 953115, 1080197, 1270820, 1906230, 2160394, 3240591, 3812460, 4320788, 5400985, 6481182, 10801970, 12962364, 16202955, 21603940, 32405910, 64811820]

約数ペア:

[(1, 64811820), (2, 32405910), (3, 21603940), (4, 16202955), (5, 12962364), (6, 10801970), (10, 6481182), (12, 5400985), (15, 4320788), (17, 3812460), (20, 3240591), (30, 2160394), (34, 1906230), (51, 1270820), (60, 1080197), (68, 953115), (85, 762492), (102, 635410), (170, 381246), (204, 317705), (255, 254164), (340, 190623), (510, 127082), (1020, 63541)]