163760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:125

約数の個数: 40

約数和(自身を含む): 401760

約数和(自身を除く): 238000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1424, 1780, 1840, 2047, 3560, 4094, 7120, 8188, 10235, 16376, 20470, 32752, 40940, 81880, 163760]

約数ペア:

[(1, 163760), (2, 81880), (4, 40940), (5, 32752), (8, 20470), (10, 16376), (16, 10235), (20, 8188), (23, 7120), (40, 4094), (46, 3560), (80, 2047), (89, 1840), (92, 1780), (115, 1424), (178, 920), (184, 890), (230, 712), (356, 460), (368, 445)]