65439255

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 129070080

約数和(自身を除く): 63630825

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 79, 105, 115, 147, 161, 237, 245, 343, 345, 395, 483, 553, 735, 805, 1029, 1127, 1185, 1659, 1715, 1817, 2401, 2415, 2765, 3381, 3871, 5145, 5451, 5635, 7203, 7889, 8295, 9085, 11613, 12005, 12719, 16905, 19355, 23667, 27097, 27255, 36015, 38157, 39445, 55223, 58065, 63595, 81291, 89033, 118335, 135485, 165669, 189679, 190785, 267099, 276115, 406455, 445165, 569037, 623231, 828345, 948395, 1335495, 1869693, 2845185, 3116155, 4362617, 9348465, 13087851, 21813085, 65439255]

約数ペア:

[(1, 65439255), (3, 21813085), (5, 13087851), (7, 9348465), (15, 4362617), (21, 3116155), (23, 2845185), (35, 1869693), (49, 1335495), (69, 948395), (79, 828345), (105, 623231), (115, 569037), (147, 445165), (161, 406455), (237, 276115), (245, 267099), (343, 190785), (345, 189679), (395, 165669), (483, 135485), (553, 118335), (735, 89033), (805, 81291), (1029, 63595), (1127, 58065), (1185, 55223), (1659, 39445), (1715, 38157), (1817, 36015), (2401, 27255), (2415, 27097), (2765, 23667), (3381, 19355), (3871, 16905), (5145, 12719), (5451, 12005), (5635, 11613), (7203, 9085), (7889, 8295)]