51552890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 104509440

約数和(自身を除く): 52956550

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 47, 94, 95, 115, 190, 230, 235, 251, 437, 470, 502, 874, 893, 1081, 1255, 1786, 2162, 2185, 2510, 4370, 4465, 4769, 5405, 5773, 8930, 9538, 10810, 11546, 11797, 20539, 23594, 23845, 28865, 41078, 47690, 57730, 58985, 102695, 109687, 117970, 205390, 219374, 224143, 271331, 448286, 542662, 548435, 1096870, 1120715, 1356655, 2241430, 2713310, 5155289, 10310578, 25776445, 51552890]

約数ペア:

[(1, 51552890), (2, 25776445), (5, 10310578), (10, 5155289), (19, 2713310), (23, 2241430), (38, 1356655), (46, 1120715), (47, 1096870), (94, 548435), (95, 542662), (115, 448286), (190, 271331), (230, 224143), (235, 219374), (251, 205390), (437, 117970), (470, 109687), (502, 102695), (874, 58985), (893, 57730), (1081, 47690), (1255, 41078), (1786, 28865), (2162, 23845), (2185, 23594), (2510, 20539), (4370, 11797), (4465, 11546), (4769, 10810), (5405, 9538), (5773, 8930)]