164329900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1297}}^1$

素因数の和:1499

約数の個数: 72

約数和(自身を含む): 410105696

約数和(自身を除く): 245775796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 181, 350, 362, 700, 724, 905, 1267, 1297, 1810, 2534, 2594, 3620, 4525, 5068, 5188, 6335, 6485, 9050, 9079, 12670, 12970, 18100, 18158, 25340, 25940, 31675, 32425, 36316, 45395, 63350, 64850, 90790, 126700, 129700, 181580, 226975, 234757, 453950, 469514, 907900, 939028, 1173785, 1643299, 2347570, 3286598, 4695140, 5868925, 6573196, 8216495, 11737850, 16432990, 23475700, 32865980, 41082475, 82164950, 164329900]

約数ペア:

[(1, 164329900), (2, 82164950), (4, 41082475), (5, 32865980), (7, 23475700), (10, 16432990), (14, 11737850), (20, 8216495), (25, 6573196), (28, 5868925), (35, 4695140), (50, 3286598), (70, 2347570), (100, 1643299), (140, 1173785), (175, 939028), (181, 907900), (350, 469514), (362, 453950), (700, 234757), (724, 226975), (905, 181580), (1267, 129700), (1297, 126700), (1810, 90790), (2534, 64850), (2594, 63350), (3620, 45395), (4525, 36316), (5068, 32425), (5188, 31675), (6335, 25940), (6485, 25340), (9050, 18158), (9079, 18100), (12670, 12970)]