51369760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24697}}^1$

素因数の和:24725

約数の個数: 48

約数和(自身を含む): 130701816

約数和(自身を除く): 79332056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 24697, 49394, 98788, 123485, 197576, 246970, 321061, 395152, 493940, 642122, 790304, 987880, 1284244, 1605305, 1975760, 2568488, 3210610, 3951520, 5136976, 6421220, 10273952, 12842440, 25684880, 51369760]

約数ペア:

[(1, 51369760), (2, 25684880), (4, 12842440), (5, 10273952), (8, 6421220), (10, 5136976), (13, 3951520), (16, 3210610), (20, 2568488), (26, 1975760), (32, 1605305), (40, 1284244), (52, 987880), (65, 790304), (80, 642122), (104, 493940), (130, 395152), (160, 321061), (208, 246970), (260, 197576), (416, 123485), (520, 98788), (1040, 49394), (2080, 24697)]