51234349160

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{81547}}^1$

素因数の和:81810

約数の個数: 64

約数和(自身を含む): 117135547200

約数和(自身を除く): 65901198040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 139, 226, 278, 452, 556, 565, 695, 904, 1112, 1130, 1390, 2260, 2780, 4520, 5560, 15707, 31414, 62828, 78535, 81547, 125656, 157070, 163094, 314140, 326188, 407735, 628280, 652376, 815470, 1630940, 3261880, 9214811, 11335033, 18429622, 22670066, 36859244, 45340132, 46074055, 56675165, 73718488, 90680264, 92148110, 113350330, 184296220, 226700660, 368592440, 453401320, 1280858729, 2561717458, 5123434916, 6404293645, 10246869832, 12808587290, 25617174580, 51234349160]

約数ペア:

[(1, 51234349160), (2, 25617174580), (4, 12808587290), (5, 10246869832), (8, 6404293645), (10, 5123434916), (20, 2561717458), (40, 1280858729), (113, 453401320), (139, 368592440), (226, 226700660), (278, 184296220), (452, 113350330), (556, 92148110), (565, 90680264), (695, 73718488), (904, 56675165), (1112, 46074055), (1130, 45340132), (1390, 36859244), (2260, 22670066), (2780, 18429622), (4520, 11335033), (5560, 9214811), (15707, 3261880), (31414, 1630940), (62828, 815470), (78535, 652376), (81547, 628280), (125656, 407735), (157070, 326188), (163094, 314140)]