140680000

素因数分解:

$2^6\times 5^4\times {\mathrm{3517}}^1$

素因数の和:3549

約数の個数: 70

約数和(自身を含む): 348939866

約数和(自身を除く): 208259866

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 3517, 4000, 5000, 7034, 8000, 10000, 14068, 17585, 20000, 28136, 35170, 40000, 56272, 70340, 87925, 112544, 140680, 175850, 225088, 281360, 351700, 439625, 562720, 703400, 879250, 1125440, 1406800, 1758500, 2198125, 2813600, 3517000, 4396250, 5627200, 7034000, 8792500, 14068000, 17585000, 28136000, 35170000, 70340000, 140680000]

約数ペア:

[(1, 140680000), (2, 70340000), (4, 35170000), (5, 28136000), (8, 17585000), (10, 14068000), (16, 8792500), (20, 7034000), (25, 5627200), (32, 4396250), (40, 3517000), (50, 2813600), (64, 2198125), (80, 1758500), (100, 1406800), (125, 1125440), (160, 879250), (200, 703400), (250, 562720), (320, 439625), (400, 351700), (500, 281360), (625, 225088), (800, 175850), (1000, 140680), (1250, 112544), (1600, 87925), (2000, 70340), (2500, 56272), (3517, 40000), (4000, 35170), (5000, 28136), (7034, 20000), (8000, 17585), (10000, 14068)]