82919960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 193298400

約数和(自身を除く): 110378440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 179, 185, 296, 313, 358, 370, 626, 716, 740, 895, 1252, 1432, 1480, 1565, 1790, 2504, 3130, 3580, 6260, 6623, 7160, 11581, 12520, 13246, 23162, 26492, 33115, 46324, 52984, 56027, 57905, 66230, 92648, 112054, 115810, 132460, 224108, 231620, 264920, 280135, 448216, 463240, 560270, 1120540, 2072999, 2241080, 4145998, 8291996, 10364995, 16583992, 20729990, 41459980, 82919960]

約数ペア:

[(1, 82919960), (2, 41459980), (4, 20729990), (5, 16583992), (8, 10364995), (10, 8291996), (20, 4145998), (37, 2241080), (40, 2072999), (74, 1120540), (148, 560270), (179, 463240), (185, 448216), (296, 280135), (313, 264920), (358, 231620), (370, 224108), (626, 132460), (716, 115810), (740, 112054), (895, 92648), (1252, 66230), (1432, 57905), (1480, 56027), (1565, 52984), (1790, 46324), (2504, 33115), (3130, 26492), (3580, 23162), (6260, 13246), (6623, 12520), (7160, 11581)]