31402000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2243}}^1$

素因数の和:2273

約数の個数: 80

約数和(自身を含む): 86815872

約数和(自身を除く): 55413872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2243, 2800, 3500, 4486, 7000, 8972, 11215, 14000, 15701, 17944, 22430, 31402, 35888, 44860, 56075, 62804, 78505, 89720, 112150, 125608, 157010, 179440, 224300, 251216, 280375, 314020, 392525, 448600, 560750, 628040, 785050, 897200, 1121500, 1256080, 1570100, 1962625, 2243000, 3140200, 3925250, 4486000, 6280400, 7850500, 15701000, 31402000]

約数ペア:

[(1, 31402000), (2, 15701000), (4, 7850500), (5, 6280400), (7, 4486000), (8, 3925250), (10, 3140200), (14, 2243000), (16, 1962625), (20, 1570100), (25, 1256080), (28, 1121500), (35, 897200), (40, 785050), (50, 628040), (56, 560750), (70, 448600), (80, 392525), (100, 314020), (112, 280375), (125, 251216), (140, 224300), (175, 179440), (200, 157010), (250, 125608), (280, 112150), (350, 89720), (400, 78505), (500, 62804), (560, 56075), (700, 44860), (875, 35888), (1000, 31402), (1400, 22430), (1750, 17944), (2000, 15701), (2243, 14000), (2800, 11215), (3500, 8972), (4486, 7000)]