78505875

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{3323}}^1$

素因数の和:3354

約数の個数: 64

約数和(自身を含む): 165934080

約数和(自身を除く): 87428205

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 675, 875, 945, 1125, 1575, 2625, 3323, 3375, 4725, 7875, 9969, 16615, 23261, 23625, 29907, 49845, 69783, 83075, 89721, 116305, 149535, 209349, 249225, 348915, 415375, 448605, 581525, 628047, 747675, 1046745, 1246125, 1744575, 2243025, 2907625, 3140235, 3738375, 5233725, 8722875, 11215125, 15701175, 26168625, 78505875]

約数ペア:

[(1, 78505875), (3, 26168625), (5, 15701175), (7, 11215125), (9, 8722875), (15, 5233725), (21, 3738375), (25, 3140235), (27, 2907625), (35, 2243025), (45, 1744575), (63, 1246125), (75, 1046745), (105, 747675), (125, 628047), (135, 581525), (175, 448605), (189, 415375), (225, 348915), (315, 249225), (375, 209349), (525, 149535), (675, 116305), (875, 89721), (945, 83075), (1125, 69783), (1575, 49845), (2625, 29907), (3323, 23625), (3375, 23261), (4725, 16615), (7875, 9969)]