63871990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 148466304

約数和(自身を除く): 84594314

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 49, 65, 70, 74, 91, 98, 130, 182, 185, 245, 259, 271, 370, 455, 481, 490, 518, 542, 637, 910, 962, 1274, 1295, 1355, 1813, 1897, 2405, 2590, 2710, 3185, 3367, 3523, 3626, 3794, 4810, 6370, 6734, 7046, 9065, 9485, 10027, 13279, 16835, 17615, 18130, 18970, 20054, 23569, 24661, 26558, 33670, 35230, 47138, 49322, 50135, 66395, 70189, 100270, 117845, 123305, 130351, 132790, 140378, 172627, 235690, 246610, 260702, 345254, 350945, 491323, 651755, 701890, 863135, 912457, 982646, 1303510, 1726270, 1824914, 2456615, 4562285, 4913230, 6387199, 9124570, 12774398, 31935995, 63871990]

約数ペア:

[(1, 63871990), (2, 31935995), (5, 12774398), (7, 9124570), (10, 6387199), (13, 4913230), (14, 4562285), (26, 2456615), (35, 1824914), (37, 1726270), (49, 1303510), (65, 982646), (70, 912457), (74, 863135), (91, 701890), (98, 651755), (130, 491323), (182, 350945), (185, 345254), (245, 260702), (259, 246610), (271, 235690), (370, 172627), (455, 140378), (481, 132790), (490, 130351), (518, 123305), (542, 117845), (637, 100270), (910, 70189), (962, 66395), (1274, 50135), (1295, 49322), (1355, 47138), (1813, 35230), (1897, 33670), (2405, 26558), (2590, 24661), (2710, 23569), (3185, 20054), (3367, 18970), (3523, 18130), (3626, 17615), (3794, 16835), (4810, 13279), (6370, 10027), (6734, 9485), (7046, 9065)]