99973700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 224985600

約数和(自身を除く): 125011900

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 89, 94, 100, 178, 188, 235, 239, 356, 445, 470, 478, 890, 940, 956, 1175, 1195, 1780, 2225, 2350, 2390, 4183, 4450, 4700, 4780, 5975, 8366, 8900, 11233, 11950, 16732, 20915, 21271, 22466, 23900, 41830, 42542, 44932, 56165, 83660, 85084, 104575, 106355, 112330, 209150, 212710, 224660, 280825, 418300, 425420, 531775, 561650, 999737, 1063550, 1123300, 1999474, 2127100, 3998948, 4998685, 9997370, 19994740, 24993425, 49986850, 99973700]

約数ペア:

[(1, 99973700), (2, 49986850), (4, 24993425), (5, 19994740), (10, 9997370), (20, 4998685), (25, 3998948), (47, 2127100), (50, 1999474), (89, 1123300), (94, 1063550), (100, 999737), (178, 561650), (188, 531775), (235, 425420), (239, 418300), (356, 280825), (445, 224660), (470, 212710), (478, 209150), (890, 112330), (940, 106355), (956, 104575), (1175, 85084), (1195, 83660), (1780, 56165), (2225, 44932), (2350, 42542), (2390, 41830), (4183, 23900), (4450, 22466), (4700, 21271), (4780, 20915), (5975, 16732), (8366, 11950), (8900, 11233)]