98644840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{50329}}^1$

素因数の和:50354

約数の個数: 48

約数和(自身を含む): 258192900

約数和(自身を除く): 159548060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 50329, 100658, 201316, 251645, 352303, 402632, 503290, 704606, 1006580, 1409212, 1761515, 2013160, 2466121, 2818424, 3523030, 4932242, 7046060, 9864484, 12330605, 14092120, 19728968, 24661210, 49322420, 98644840]

約数ペア:

[(1, 98644840), (2, 49322420), (4, 24661210), (5, 19728968), (7, 14092120), (8, 12330605), (10, 9864484), (14, 7046060), (20, 4932242), (28, 3523030), (35, 2818424), (40, 2466121), (49, 2013160), (56, 1761515), (70, 1409212), (98, 1006580), (140, 704606), (196, 503290), (245, 402632), (280, 352303), (392, 251645), (490, 201316), (980, 100658), (1960, 50329)]