20930038275

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{59617}}^1$

素因数の和:59812

約数の個数: 48

約数和(自身を含む): 35957762048

約数和(自身を除く): 15027723773

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 151, 155, 453, 465, 755, 775, 2265, 2325, 3775, 4681, 11325, 14043, 23405, 59617, 70215, 117025, 178851, 298085, 351075, 894255, 1490425, 1848127, 4471275, 5544381, 9002167, 9240635, 27006501, 27721905, 45010835, 46203175, 135032505, 138609525, 225054175, 279067177, 675162525, 837201531, 1395335885, 4186007655, 6976679425, 20930038275]

約数ペア:

[(1, 20930038275), (3, 6976679425), (5, 4186007655), (15, 1395335885), (25, 837201531), (31, 675162525), (75, 279067177), (93, 225054175), (151, 138609525), (155, 135032505), (453, 46203175), (465, 45010835), (755, 27721905), (775, 27006501), (2265, 9240635), (2325, 9002167), (3775, 5544381), (4681, 4471275), (11325, 1848127), (14043, 1490425), (23405, 894255), (59617, 351075), (70215, 298085), (117025, 178851)]