38644385

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 55339200

約数和(自身を除く): 16694815

約数列:

[1, 5, 13, 19, 29, 65, 83, 95, 145, 169, 247, 377, 415, 551, 845, 1079, 1235, 1577, 1885, 2407, 2755, 3211, 4901, 5395, 7163, 7885, 12035, 14027, 16055, 20501, 24505, 31291, 35815, 45733, 70135, 93119, 102505, 156455, 228665, 266513, 406783, 465595, 594529, 1332565, 2033915, 2972645, 7728877, 38644385]

約数ペア:

[(1, 38644385), (5, 7728877), (13, 2972645), (19, 2033915), (29, 1332565), (65, 594529), (83, 465595), (95, 406783), (145, 266513), (169, 228665), (247, 156455), (377, 102505), (415, 93119), (551, 70135), (845, 45733), (1079, 35815), (1235, 31291), (1577, 24505), (1885, 20501), (2407, 16055), (2755, 14027), (3211, 12035), (4901, 7885), (5395, 7163)]