67108540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 145553184

約数和(自身を除く): 78444644

約数列:

[1, 2, 4, 5, 10, 20, 61, 67, 122, 134, 244, 268, 305, 335, 610, 670, 821, 1220, 1340, 1642, 3284, 4087, 4105, 8174, 8210, 16348, 16420, 20435, 40870, 50081, 55007, 81740, 100162, 110014, 200324, 220028, 250405, 275035, 500810, 550070, 1001620, 1100140, 3355427, 6710854, 13421708, 16777135, 33554270, 67108540]

約数ペア:

[(1, 67108540), (2, 33554270), (4, 16777135), (5, 13421708), (10, 6710854), (20, 3355427), (61, 1100140), (67, 1001620), (122, 550070), (134, 500810), (244, 275035), (268, 250405), (305, 220028), (335, 200324), (610, 110014), (670, 100162), (821, 81740), (1220, 55007), (1340, 50081), (1642, 40870), (3284, 20435), (4087, 16420), (4105, 16348), (8174, 8210)]