12278375525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{6551}}^1$

素因数の和:6726

約数の個数: 48

約数和(自身を含む): 16833922560

約数和(自身を除く): 4555547035

約数列:

[1, 5, 13, 25, 65, 73, 79, 325, 365, 395, 949, 1027, 1825, 1975, 4745, 5135, 5767, 6551, 23725, 25675, 28835, 32755, 74971, 85163, 144175, 163775, 374855, 425815, 478223, 517529, 1874275, 2129075, 2391115, 2587645, 6216899, 6727877, 11955575, 12938225, 31084495, 33639385, 37779617, 155422475, 168196925, 188898085, 491135021, 944490425, 2455675105, 12278375525]

約数ペア:

[(1, 12278375525), (5, 2455675105), (13, 944490425), (25, 491135021), (65, 188898085), (73, 168196925), (79, 155422475), (325, 37779617), (365, 33639385), (395, 31084495), (949, 12938225), (1027, 11955575), (1825, 6727877), (1975, 6216899), (4745, 2587645), (5135, 2391115), (5767, 2129075), (6551, 1874275), (23725, 517529), (25675, 478223), (28835, 425815), (32755, 374855), (74971, 163775), (85163, 144175)]