65389275

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{659}}^1$

素因数の和:695

約数の個数: 90

約数和(自身を含む): 141112620

約数和(自身を除く): 75723345

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 105, 135, 147, 175, 189, 225, 245, 315, 405, 441, 525, 567, 659, 675, 735, 945, 1225, 1323, 1575, 1977, 2025, 2205, 2835, 3295, 3675, 3969, 4613, 4725, 5931, 6615, 9885, 11025, 13839, 14175, 16475, 17793, 19845, 23065, 29655, 32291, 33075, 41517, 49425, 53379, 69195, 88965, 96873, 99225, 115325, 124551, 148275, 161455, 207585, 266895, 290619, 345975, 373653, 444825, 484365, 622755, 807275, 871857, 1037925, 1334475, 1453095, 1868265, 2421825, 2615571, 3113775, 4359285, 7265475, 9341325, 13077855, 21796425, 65389275]

約数ペア:

[(1, 65389275), (3, 21796425), (5, 13077855), (7, 9341325), (9, 7265475), (15, 4359285), (21, 3113775), (25, 2615571), (27, 2421825), (35, 1868265), (45, 1453095), (49, 1334475), (63, 1037925), (75, 871857), (81, 807275), (105, 622755), (135, 484365), (147, 444825), (175, 373653), (189, 345975), (225, 290619), (245, 266895), (315, 207585), (405, 161455), (441, 148275), (525, 124551), (567, 115325), (659, 99225), (675, 96873), (735, 88965), (945, 69195), (1225, 53379), (1323, 49425), (1575, 41517), (1977, 33075), (2025, 32291), (2205, 29655), (2835, 23065), (3295, 19845), (3675, 17793), (3969, 16475), (4613, 14175), (4725, 13839), (5931, 11025), (6615, 9885)]