51857140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3547}}^1$

素因数の和:3616

約数の個数: 48

約数和(自身を含む): 118020672

約数和(自身を除く): 66163532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3547, 3655, 7094, 7310, 14188, 14620, 17735, 35470, 60299, 70940, 120598, 152521, 241196, 301495, 305042, 602990, 610084, 762605, 1205980, 1525210, 2592857, 3050420, 5185714, 10371428, 12964285, 25928570, 51857140]

約数ペア:

[(1, 51857140), (2, 25928570), (4, 12964285), (5, 10371428), (10, 5185714), (17, 3050420), (20, 2592857), (34, 1525210), (43, 1205980), (68, 762605), (85, 610084), (86, 602990), (170, 305042), (172, 301495), (215, 241196), (340, 152521), (430, 120598), (731, 70940), (860, 60299), (1462, 35470), (2924, 17735), (3547, 14620), (3655, 14188), (7094, 7310)]