72814020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{12511}}^1$

素因数の和:12620

約数の個数: 48

約数和(自身を含む): 205997568

約数和(自身を除く): 133183548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 12511, 25022, 37533, 50044, 62555, 75066, 125110, 150132, 187665, 250220, 375330, 750660, 1213567, 2427134, 3640701, 4854268, 6067835, 7281402, 12135670, 14562804, 18203505, 24271340, 36407010, 72814020]

約数ペア:

[(1, 72814020), (2, 36407010), (3, 24271340), (4, 18203505), (5, 14562804), (6, 12135670), (10, 7281402), (12, 6067835), (15, 4854268), (20, 3640701), (30, 2427134), (60, 1213567), (97, 750660), (194, 375330), (291, 250220), (388, 187665), (485, 150132), (582, 125110), (970, 75066), (1164, 62555), (1455, 50044), (1940, 37533), (2910, 25022), (5820, 12511)]