50870690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 102456576

約数和(自身を除く): 51585886

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 971, 1690, 1942, 2015, 4030, 4855, 5239, 9710, 10478, 12623, 25246, 26195, 30101, 52390, 60202, 63115, 126230, 150505, 164099, 301010, 328198, 391313, 782626, 820495, 1640990, 1956565, 3913130, 5087069, 10174138, 25435345, 50870690]

約数ペア:

[(1, 50870690), (2, 25435345), (5, 10174138), (10, 5087069), (13, 3913130), (26, 1956565), (31, 1640990), (62, 820495), (65, 782626), (130, 391313), (155, 328198), (169, 301010), (310, 164099), (338, 150505), (403, 126230), (806, 63115), (845, 60202), (971, 52390), (1690, 30101), (1942, 26195), (2015, 25246), (4030, 12623), (4855, 10478), (5239, 9710)]