57215800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6653}}^1$

素因数の和:6712

約数の個数: 48

約数和(自身を含む): 136140840

約数和(自身を除く): 78925040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 6653, 8600, 13306, 26612, 33265, 53224, 66530, 133060, 166325, 266120, 286079, 332650, 572158, 665300, 1144316, 1330600, 1430395, 2288632, 2860790, 5721580, 7151975, 11443160, 14303950, 28607900, 57215800]

約数ペア:

[(1, 57215800), (2, 28607900), (4, 14303950), (5, 11443160), (8, 7151975), (10, 5721580), (20, 2860790), (25, 2288632), (40, 1430395), (43, 1330600), (50, 1144316), (86, 665300), (100, 572158), (172, 332650), (200, 286079), (215, 266120), (344, 166325), (430, 133060), (860, 66530), (1075, 53224), (1720, 33265), (2150, 26612), (4300, 13306), (6653, 8600)]