84576560

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1619}}^1$

素因数の和:2285

約数の個数: 40

約数和(自身を含む): 197063280

約数和(自身を除く): 112486720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1306, 1619, 2612, 3238, 3265, 5224, 6476, 6530, 8095, 10448, 12952, 13060, 16190, 25904, 26120, 32380, 52240, 64760, 129520, 1057207, 2114414, 4228828, 5286035, 8457656, 10572070, 16915312, 21144140, 42288280, 84576560]

約数ペア:

[(1, 84576560), (2, 42288280), (4, 21144140), (5, 16915312), (8, 10572070), (10, 8457656), (16, 5286035), (20, 4228828), (40, 2114414), (80, 1057207), (653, 129520), (1306, 64760), (1619, 52240), (2612, 32380), (3238, 26120), (3265, 25904), (5224, 16190), (6476, 13060), (6530, 12952), (8095, 10448)]