1285689350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{75407}}^1$

素因数の和:75461

約数の個数: 48

約数和(自身を含む): 2692970496

約数和(自身を除く): 1407281146

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1550, 1705, 3410, 8525, 17050, 75407, 150814, 377035, 754070, 829477, 1658954, 1885175, 2337617, 3770350, 4147385, 4675234, 8294770, 11688085, 20736925, 23376170, 25713787, 41473850, 51427574, 58440425, 116880850, 128568935, 257137870, 642844675, 1285689350]

約数ペア:

[(1, 1285689350), (2, 642844675), (5, 257137870), (10, 128568935), (11, 116880850), (22, 58440425), (25, 51427574), (31, 41473850), (50, 25713787), (55, 23376170), (62, 20736925), (110, 11688085), (155, 8294770), (275, 4675234), (310, 4147385), (341, 3770350), (550, 2337617), (682, 1885175), (775, 1658954), (1550, 829477), (1705, 754070), (3410, 377035), (8525, 150814), (17050, 75407)]