71782670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 144446976

約数和(自身を除く): 72664306

約数列:

[1, 2, 5, 10, 17, 31, 34, 53, 62, 85, 106, 155, 170, 257, 265, 310, 514, 527, 530, 901, 1054, 1285, 1643, 1802, 2570, 2635, 3286, 4369, 4505, 5270, 7967, 8215, 8738, 9010, 13621, 15934, 16430, 21845, 27242, 27931, 39835, 43690, 55862, 68105, 79670, 135439, 136210, 139655, 231557, 270878, 279310, 422251, 463114, 677195, 844502, 1157785, 1354390, 2111255, 2315570, 4222510, 7178267, 14356534, 35891335, 71782670]

約数ペア:

[(1, 71782670), (2, 35891335), (5, 14356534), (10, 7178267), (17, 4222510), (31, 2315570), (34, 2111255), (53, 1354390), (62, 1157785), (85, 844502), (106, 677195), (155, 463114), (170, 422251), (257, 279310), (265, 270878), (310, 231557), (514, 139655), (527, 136210), (530, 135439), (901, 79670), (1054, 68105), (1285, 55862), (1643, 43690), (1802, 39835), (2570, 27931), (2635, 27242), (3286, 21845), (4369, 16430), (4505, 15934), (5270, 13621), (7967, 9010), (8215, 8738)]