52802828020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1\times {\mathrm{1289}}^1$

素因数の和:1813

約数の個数: 96

約数和(自身を含む): 114957390240

約数和(自身を除く): 62154562220

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 197, 281, 370, 394, 562, 740, 788, 985, 1124, 1289, 1405, 1970, 2578, 2810, 3940, 5156, 5620, 6445, 7289, 10397, 12890, 14578, 20794, 25780, 29156, 36445, 41588, 47693, 51985, 55357, 72890, 95386, 103970, 110714, 145780, 190772, 207940, 221428, 238465, 253933, 276785, 362209, 476930, 507866, 553570, 724418, 953860, 1015732, 1107140, 1269665, 1448836, 1811045, 2048209, 2539330, 3622090, 4096418, 5078660, 7244180, 8192836, 9395521, 10241045, 13401733, 18791042, 20482090, 26803466, 37582084, 40964180, 46977605, 53606932, 67008665, 71355173, 93955210, 134017330, 142710346, 187910420, 268034660, 285420692, 356775865, 713551730, 1427103460, 2640141401, 5280282802, 10560565604, 13200707005, 26401414010, 52802828020]

約数ペア:

[(1, 52802828020), (2, 26401414010), (4, 13200707005), (5, 10560565604), (10, 5280282802), (20, 2640141401), (37, 1427103460), (74, 713551730), (148, 356775865), (185, 285420692), (197, 268034660), (281, 187910420), (370, 142710346), (394, 134017330), (562, 93955210), (740, 71355173), (788, 67008665), (985, 53606932), (1124, 46977605), (1289, 40964180), (1405, 37582084), (1970, 26803466), (2578, 20482090), (2810, 18791042), (3940, 13401733), (5156, 10241045), (5620, 9395521), (6445, 8192836), (7289, 7244180), (10397, 5078660), (12890, 4096418), (14578, 3622090), (20794, 2539330), (25780, 2048209), (29156, 1811045), (36445, 1448836), (41588, 1269665), (47693, 1107140), (51985, 1015732), (55357, 953860), (72890, 724418), (95386, 553570), (103970, 507866), (110714, 476930), (145780, 362209), (190772, 276785), (207940, 253933), (221428, 238465)]