51985980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 170614080

約数和(自身を除く): 118628100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 261, 276, 290, 345, 348, 414, 433, 435, 460, 522, 580, 667, 690, 828, 866, 870, 1035, 1044, 1299, 1305, 1334, 1380, 1732, 1740, 2001, 2070, 2165, 2598, 2610, 2668, 3335, 3897, 4002, 4140, 4330, 5196, 5220, 6003, 6495, 6670, 7794, 8004, 8660, 9959, 10005, 12006, 12557, 12990, 13340, 15588, 19485, 19918, 20010, 24012, 25114, 25980, 29877, 30015, 37671, 38970, 39836, 40020, 49795, 50228, 59754, 60030, 62785, 75342, 77940, 89631, 99590, 113013, 119508, 120060, 125570, 149385, 150684, 179262, 188355, 199180, 226026, 251140, 288811, 298770, 358524, 376710, 448155, 452052, 565065, 577622, 597540, 753420, 866433, 896310, 1130130, 1155244, 1444055, 1732866, 1792620, 2260260, 2599299, 2888110, 3465732, 4332165, 5198598, 5776220, 8664330, 10397196, 12996495, 17328660, 25992990, 51985980]

約数ペア:

[(1, 51985980), (2, 25992990), (3, 17328660), (4, 12996495), (5, 10397196), (6, 8664330), (9, 5776220), (10, 5198598), (12, 4332165), (15, 3465732), (18, 2888110), (20, 2599299), (23, 2260260), (29, 1792620), (30, 1732866), (36, 1444055), (45, 1155244), (46, 1130130), (58, 896310), (60, 866433), (69, 753420), (87, 597540), (90, 577622), (92, 565065), (115, 452052), (116, 448155), (138, 376710), (145, 358524), (174, 298770), (180, 288811), (207, 251140), (230, 226026), (261, 199180), (276, 188355), (290, 179262), (345, 150684), (348, 149385), (414, 125570), (433, 120060), (435, 119508), (460, 113013), (522, 99590), (580, 89631), (667, 77940), (690, 75342), (828, 62785), (866, 60030), (870, 59754), (1035, 50228), (1044, 49795), (1299, 40020), (1305, 39836), (1334, 38970), (1380, 37671), (1732, 30015), (1740, 29877), (2001, 25980), (2070, 25114), (2165, 24012), (2598, 20010), (2610, 19918), (2668, 19485), (3335, 15588), (3897, 13340), (4002, 12990), (4140, 12557), (4330, 12006), (5196, 10005), (5220, 9959), (6003, 8660), (6495, 8004), (6670, 7794)]