78391508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 153510336

約数和(自身を除く): 75118828

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 83, 164, 166, 332, 443, 533, 886, 1066, 1079, 1772, 2132, 2158, 3403, 4316, 5759, 6806, 11518, 13612, 18163, 23036, 36326, 36769, 44239, 72652, 73538, 88478, 147076, 176956, 236119, 472238, 477997, 944476, 955994, 1507529, 1911988, 3015058, 6030116, 19597877, 39195754, 78391508]

約数ペア:

[(1, 78391508), (2, 39195754), (4, 19597877), (13, 6030116), (26, 3015058), (41, 1911988), (52, 1507529), (82, 955994), (83, 944476), (164, 477997), (166, 472238), (332, 236119), (443, 176956), (533, 147076), (886, 88478), (1066, 73538), (1079, 72652), (1772, 44239), (2132, 36769), (2158, 36326), (3403, 23036), (4316, 18163), (5759, 13612), (6806, 11518)]