98020400

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^2\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 90

約数和(自身を含む): 243382860

約数和(自身を除く): 145362460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 148, 179, 185, 200, 296, 358, 370, 400, 592, 716, 740, 895, 925, 1369, 1432, 1480, 1790, 1850, 2738, 2864, 2960, 3580, 3700, 4475, 5476, 6623, 6845, 7160, 7400, 8950, 10952, 13246, 13690, 14320, 14800, 17900, 21904, 26492, 27380, 33115, 34225, 35800, 52984, 54760, 66230, 68450, 71600, 105968, 109520, 132460, 136900, 165575, 245051, 264920, 273800, 331150, 490102, 529840, 547600, 662300, 980204, 1225255, 1324600, 1960408, 2450510, 2649200, 3920816, 4901020, 6126275, 9802040, 12252550, 19604080, 24505100, 49010200, 98020400]

約数ペア:

[(1, 98020400), (2, 49010200), (4, 24505100), (5, 19604080), (8, 12252550), (10, 9802040), (16, 6126275), (20, 4901020), (25, 3920816), (37, 2649200), (40, 2450510), (50, 1960408), (74, 1324600), (80, 1225255), (100, 980204), (148, 662300), (179, 547600), (185, 529840), (200, 490102), (296, 331150), (358, 273800), (370, 264920), (400, 245051), (592, 165575), (716, 136900), (740, 132460), (895, 109520), (925, 105968), (1369, 71600), (1432, 68450), (1480, 66230), (1790, 54760), (1850, 52984), (2738, 35800), (2864, 34225), (2960, 33115), (3580, 27380), (3700, 26492), (4475, 21904), (5476, 17900), (6623, 14800), (6845, 14320), (7160, 13690), (7400, 13246), (8950, 10952)]