130521272

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 286540800

約数和(自身を除く): 156019528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 163, 181, 316, 326, 362, 553, 632, 652, 724, 1106, 1141, 1267, 1304, 1448, 2212, 2282, 2534, 4424, 4564, 5068, 9128, 10136, 12877, 14299, 25754, 28598, 29503, 51508, 57196, 59006, 90139, 100093, 103016, 114392, 118012, 180278, 200186, 206521, 236024, 360556, 400372, 413042, 721112, 800744, 826084, 1652168, 2330737, 4661474, 9322948, 16315159, 18645896, 32630318, 65260636, 130521272]

約数ペア:

[(1, 130521272), (2, 65260636), (4, 32630318), (7, 18645896), (8, 16315159), (14, 9322948), (28, 4661474), (56, 2330737), (79, 1652168), (158, 826084), (163, 800744), (181, 721112), (316, 413042), (326, 400372), (362, 360556), (553, 236024), (632, 206521), (652, 200186), (724, 180278), (1106, 118012), (1141, 114392), (1267, 103016), (1304, 100093), (1448, 90139), (2212, 59006), (2282, 57196), (2534, 51508), (4424, 29503), (4564, 28598), (5068, 25754), (9128, 14299), (10136, 12877)]