131605360

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{31039}}^1$

素因数の和:31105

約数の個数: 40

約数和(自身を含む): 311765760

約数和(自身を除く): 180160400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 31039, 62078, 124156, 155195, 248312, 310390, 496624, 620780, 1241560, 1645067, 2483120, 3290134, 6580268, 8225335, 13160536, 16450670, 26321072, 32901340, 65802680, 131605360]

約数ペア:

[(1, 131605360), (2, 65802680), (4, 32901340), (5, 26321072), (8, 16450670), (10, 13160536), (16, 8225335), (20, 6580268), (40, 3290134), (53, 2483120), (80, 1645067), (106, 1241560), (212, 620780), (265, 496624), (424, 310390), (530, 248312), (848, 155195), (1060, 124156), (2120, 62078), (4240, 31039)]