159326360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{128489}}^1$

素因数の和:128531

約数の個数: 32

約数和(自身を含む): 370051200

約数和(自身を除く): 210724840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 128489, 256978, 513956, 642445, 1027912, 1284890, 2569780, 3983159, 5139560, 7966318, 15932636, 19915795, 31865272, 39831590, 79663180, 159326360]

約数ペア:

[(1, 159326360), (2, 79663180), (4, 39831590), (5, 31865272), (8, 19915795), (10, 15932636), (20, 7966318), (31, 5139560), (40, 3983159), (62, 2569780), (124, 1284890), (155, 1027912), (248, 642445), (310, 513956), (620, 256978), (1240, 128489)]