77149940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1579}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 185808000

約数和(自身を除く): 108658060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1579, 1745, 2443, 3158, 3490, 4886, 6316, 6980, 7895, 9772, 11053, 12215, 15790, 22106, 24430, 31580, 44212, 48860, 55265, 110530, 221060, 551071, 1102142, 2204284, 2755355, 3857497, 5510710, 7714994, 11021420, 15429988, 19287485, 38574970, 77149940]

約数ペア:

[(1, 77149940), (2, 38574970), (4, 19287485), (5, 15429988), (7, 11021420), (10, 7714994), (14, 5510710), (20, 3857497), (28, 2755355), (35, 2204284), (70, 1102142), (140, 551071), (349, 221060), (698, 110530), (1396, 55265), (1579, 48860), (1745, 44212), (2443, 31580), (3158, 24430), (3490, 22106), (4886, 15790), (6316, 12215), (6980, 11053), (7895, 9772)]