51720090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2927}}^1$

素因数の和:2987

約数の個数: 64

約数和(自身を含む): 134922240

約数和(自身を除く): 83202150

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1178, 1767, 2927, 2945, 3534, 5854, 5890, 8781, 8835, 14635, 17562, 17670, 29270, 43905, 55613, 87810, 90737, 111226, 166839, 181474, 272211, 278065, 333678, 453685, 544422, 556130, 834195, 907370, 1361055, 1668390, 1724003, 2722110, 3448006, 5172009, 8620015, 10344018, 17240030, 25860045, 51720090]

約数ペア:

[(1, 51720090), (2, 25860045), (3, 17240030), (5, 10344018), (6, 8620015), (10, 5172009), (15, 3448006), (19, 2722110), (30, 1724003), (31, 1668390), (38, 1361055), (57, 907370), (62, 834195), (93, 556130), (95, 544422), (114, 453685), (155, 333678), (186, 278065), (190, 272211), (285, 181474), (310, 166839), (465, 111226), (570, 90737), (589, 87810), (930, 55613), (1178, 43905), (1767, 29270), (2927, 17670), (2945, 17562), (3534, 14635), (5854, 8835), (5890, 8781)]