63707980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5113}}^1$

素因数の和:5218

約数の個数: 48

約数和(自身を含む): 154647360

約数和(自身を除く): 90939380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 5113, 6230, 10226, 12460, 20452, 25565, 35791, 51130, 71582, 102260, 143164, 178955, 357910, 455057, 715820, 910114, 1820228, 2275285, 3185399, 4550570, 6370798, 9101140, 12741596, 15926995, 31853990, 63707980]

約数ペア:

[(1, 63707980), (2, 31853990), (4, 15926995), (5, 12741596), (7, 9101140), (10, 6370798), (14, 4550570), (20, 3185399), (28, 2275285), (35, 1820228), (70, 910114), (89, 715820), (140, 455057), (178, 357910), (356, 178955), (445, 143164), (623, 102260), (890, 71582), (1246, 51130), (1780, 35791), (2492, 25565), (3115, 20452), (5113, 12460), (6230, 10226)]