155707048

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 346752000

約数和(自身を除く): 191044952

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 257, 349, 434, 514, 698, 868, 1028, 1396, 1736, 1799, 2056, 2443, 2792, 3598, 4886, 7196, 7967, 9772, 10819, 14392, 15934, 19544, 21638, 31868, 43276, 55769, 63736, 75733, 86552, 89693, 111538, 151466, 179386, 223076, 302932, 358772, 446152, 605864, 627851, 717544, 1255702, 2511404, 2780483, 5022808, 5560966, 11121932, 19463381, 22243864, 38926762, 77853524, 155707048]

約数ペア:

[(1, 155707048), (2, 77853524), (4, 38926762), (7, 22243864), (8, 19463381), (14, 11121932), (28, 5560966), (31, 5022808), (56, 2780483), (62, 2511404), (124, 1255702), (217, 717544), (248, 627851), (257, 605864), (349, 446152), (434, 358772), (514, 302932), (698, 223076), (868, 179386), (1028, 151466), (1396, 111538), (1736, 89693), (1799, 86552), (2056, 75733), (2443, 63736), (2792, 55769), (3598, 43276), (4886, 31868), (7196, 21638), (7967, 19544), (9772, 15934), (10819, 14392)]