69386840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 161861760

約数和(自身を除く): 92474920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 173, 185, 271, 296, 346, 370, 542, 692, 740, 865, 1084, 1355, 1384, 1480, 1730, 2168, 2710, 3460, 5420, 6401, 6920, 10027, 10840, 12802, 20054, 25604, 32005, 40108, 46883, 50135, 51208, 64010, 80216, 93766, 100270, 128020, 187532, 200540, 234415, 256040, 375064, 401080, 468830, 937660, 1734671, 1875320, 3469342, 6938684, 8673355, 13877368, 17346710, 34693420, 69386840]

約数ペア:

[(1, 69386840), (2, 34693420), (4, 17346710), (5, 13877368), (8, 8673355), (10, 6938684), (20, 3469342), (37, 1875320), (40, 1734671), (74, 937660), (148, 468830), (173, 401080), (185, 375064), (271, 256040), (296, 234415), (346, 200540), (370, 187532), (542, 128020), (692, 100270), (740, 93766), (865, 80216), (1084, 64010), (1355, 51208), (1384, 50135), (1480, 46883), (1730, 40108), (2168, 32005), (2710, 25604), (3460, 20054), (5420, 12802), (6401, 10840), (6920, 10027)]