2479148375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 3540326400

約数和(自身を除く): 1061178025

約数列:

[1, 5, 11, 25, 29, 55, 79, 125, 145, 275, 319, 395, 725, 787, 869, 1375, 1595, 1975, 2291, 3625, 3935, 4345, 7975, 8657, 9875, 11455, 19675, 21725, 22823, 25201, 39875, 43285, 57275, 62173, 98375, 108625, 114115, 126005, 216425, 251053, 286375, 310865, 570575, 630025, 683903, 1082125, 1255265, 1554325, 1803017, 2852875, 3150125, 3419515, 6276325, 7771625, 9015085, 17097575, 19833187, 31381625, 45075425, 85487875, 99165935, 225377125, 495829675, 2479148375]

約数ペア:

[(1, 2479148375), (5, 495829675), (11, 225377125), (25, 99165935), (29, 85487875), (55, 45075425), (79, 31381625), (125, 19833187), (145, 17097575), (275, 9015085), (319, 7771625), (395, 6276325), (725, 3419515), (787, 3150125), (869, 2852875), (1375, 1803017), (1595, 1554325), (1975, 1255265), (2291, 1082125), (3625, 683903), (3935, 630025), (4345, 570575), (7975, 310865), (8657, 286375), (9875, 251053), (11455, 216425), (19675, 126005), (21725, 114115), (22823, 108625), (25201, 98375), (39875, 62173), (43285, 57275)]