179232080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72271}}^1$

素因数の和:72315

約数の個数: 40

約数和(自身を含む): 430162944

約数和(自身を除く): 250930864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 72271, 144542, 289084, 361355, 578168, 722710, 1156336, 1445420, 2240401, 2890840, 4480802, 5781680, 8961604, 11202005, 17923208, 22404010, 35846416, 44808020, 89616040, 179232080]

約数ペア:

[(1, 179232080), (2, 89616040), (4, 44808020), (5, 35846416), (8, 22404010), (10, 17923208), (16, 11202005), (20, 8961604), (31, 5781680), (40, 4480802), (62, 2890840), (80, 2240401), (124, 1445420), (155, 1156336), (248, 722710), (310, 578168), (496, 361355), (620, 289084), (1240, 144542), (2480, 72271)]