85164100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1367}}^1$

素因数の和:1477

約数の個数: 72

約数和(自身を含む): 213736320

約数和(自身を除く): 128572220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 89, 100, 140, 175, 178, 350, 356, 445, 623, 700, 890, 1246, 1367, 1780, 2225, 2492, 2734, 3115, 4450, 5468, 6230, 6835, 8900, 9569, 12460, 13670, 15575, 19138, 27340, 31150, 34175, 38276, 47845, 62300, 68350, 95690, 121663, 136700, 191380, 239225, 243326, 478450, 486652, 608315, 851641, 956900, 1216630, 1703282, 2433260, 3041575, 3406564, 4258205, 6083150, 8516410, 12166300, 17032820, 21291025, 42582050, 85164100]

約数ペア:

[(1, 85164100), (2, 42582050), (4, 21291025), (5, 17032820), (7, 12166300), (10, 8516410), (14, 6083150), (20, 4258205), (25, 3406564), (28, 3041575), (35, 2433260), (50, 1703282), (70, 1216630), (89, 956900), (100, 851641), (140, 608315), (175, 486652), (178, 478450), (350, 243326), (356, 239225), (445, 191380), (623, 136700), (700, 121663), (890, 95690), (1246, 68350), (1367, 62300), (1780, 47845), (2225, 38276), (2492, 34175), (2734, 31150), (3115, 27340), (4450, 19138), (5468, 15575), (6230, 13670), (6835, 12460), (8900, 9569)]