72603020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1031}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 174763008

約数和(自身を除く): 102159988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 503, 1006, 1031, 2012, 2062, 2515, 3521, 4124, 5030, 5155, 7042, 7217, 10060, 10310, 14084, 14434, 17605, 20620, 28868, 35210, 36085, 70420, 72170, 144340, 518593, 1037186, 2074372, 2592965, 3630151, 5185930, 7260302, 10371860, 14520604, 18150755, 36301510, 72603020]

約数ペア:

[(1, 72603020), (2, 36301510), (4, 18150755), (5, 14520604), (7, 10371860), (10, 7260302), (14, 5185930), (20, 3630151), (28, 2592965), (35, 2074372), (70, 1037186), (140, 518593), (503, 144340), (1006, 72170), (1031, 70420), (2012, 36085), (2062, 35210), (2515, 28868), (3521, 20620), (4124, 17605), (5030, 14434), (5155, 14084), (7042, 10310), (7217, 10060)]