179968749980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1949}}^1\times {\mathrm{4271}}^1$

素因数の和:6299

約数の個数: 96

約数和(自身を含む): 403058073600

約数和(自身を除く): 223089323620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 1949, 2162, 3898, 4271, 4324, 5405, 7796, 8542, 9745, 10810, 17084, 19490, 21355, 21620, 38980, 42710, 44827, 85420, 89654, 91603, 98233, 179308, 183206, 196466, 200737, 224135, 366412, 392932, 401474, 448270, 458015, 491165, 802948, 896540, 916030, 982330, 1003685, 1832060, 1964660, 2007370, 2106869, 4014740, 4213738, 4616951, 8324179, 8427476, 9233902, 10534345, 16648358, 18467804, 21068690, 23084755, 33296716, 41620895, 42137380, 46169510, 83241790, 92339020, 166483580, 191456117, 382912234, 391236413, 765824468, 782472826, 957280585, 1564945652, 1914561170, 1956182065, 3829122340, 3912364130, 7824728260, 8998437499, 17996874998, 35993749996, 44992187495, 89984374990, 179968749980]

約数ペア:

[(1, 179968749980), (2, 89984374990), (4, 44992187495), (5, 35993749996), (10, 17996874998), (20, 8998437499), (23, 7824728260), (46, 3912364130), (47, 3829122340), (92, 1956182065), (94, 1914561170), (115, 1564945652), (188, 957280585), (230, 782472826), (235, 765824468), (460, 391236413), (470, 382912234), (940, 191456117), (1081, 166483580), (1949, 92339020), (2162, 83241790), (3898, 46169510), (4271, 42137380), (4324, 41620895), (5405, 33296716), (7796, 23084755), (8542, 21068690), (9745, 18467804), (10810, 16648358), (17084, 10534345), (19490, 9233902), (21355, 8427476), (21620, 8324179), (38980, 4616951), (42710, 4213738), (44827, 4014740), (85420, 2106869), (89654, 2007370), (91603, 1964660), (98233, 1832060), (179308, 1003685), (183206, 982330), (196466, 916030), (200737, 896540), (224135, 802948), (366412, 491165), (392932, 458015), (401474, 448270)]