73465940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 157626000

約数和(自身を除く): 84160060

約数列:

[1, 2, 4, 5, 10, 20, 89, 149, 178, 277, 298, 356, 445, 554, 596, 745, 890, 1108, 1385, 1490, 1780, 2770, 2980, 5540, 13261, 24653, 26522, 41273, 49306, 53044, 66305, 82546, 98612, 123265, 132610, 165092, 206365, 246530, 265220, 412730, 493060, 825460, 3673297, 7346594, 14693188, 18366485, 36732970, 73465940]

約数ペア:

[(1, 73465940), (2, 36732970), (4, 18366485), (5, 14693188), (10, 7346594), (20, 3673297), (89, 825460), (149, 493060), (178, 412730), (277, 265220), (298, 246530), (356, 206365), (445, 165092), (554, 132610), (596, 123265), (745, 98612), (890, 82546), (1108, 66305), (1385, 53044), (1490, 49306), (1780, 41273), (2770, 26522), (2980, 24653), (5540, 13261)]