68460400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5521}}^1$

素因数の和:5570

約数の個数: 60

約数和(自身を含む): 169812544

約数和(自身を除く): 101352144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 5521, 6200, 11042, 12400, 22084, 27605, 44168, 55210, 88336, 110420, 138025, 171151, 220840, 276050, 342302, 441680, 552100, 684604, 855755, 1104200, 1369208, 1711510, 2208400, 2738416, 3423020, 4278775, 6846040, 8557550, 13692080, 17115100, 34230200, 68460400]

約数ペア:

[(1, 68460400), (2, 34230200), (4, 17115100), (5, 13692080), (8, 8557550), (10, 6846040), (16, 4278775), (20, 3423020), (25, 2738416), (31, 2208400), (40, 1711510), (50, 1369208), (62, 1104200), (80, 855755), (100, 684604), (124, 552100), (155, 441680), (200, 342302), (248, 276050), (310, 220840), (400, 171151), (496, 138025), (620, 110420), (775, 88336), (1240, 55210), (1550, 44168), (2480, 27605), (3100, 22084), (5521, 12400), (6200, 11042)]