201642168520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6356941}}^1$

素因数の和:6357026

約数の個数: 64

約数和(自身を含む): 496604309040

約数和(自身を除く): 294962140520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 31720, 6356941, 12713882, 25427764, 31784705, 50855528, 63569410, 82640233, 127138820, 165280466, 254277640, 330560932, 387773401, 413201165, 661121864, 775546802, 826402330, 1551093604, 1652804660, 1938867005, 3102187208, 3305609320, 3877734010, 5041054213, 7755468020, 10082108426, 15510936040, 20164216852, 25205271065, 40328433704, 50410542130, 100821084260, 201642168520]

約数ペア:

[(1, 201642168520), (2, 100821084260), (4, 50410542130), (5, 40328433704), (8, 25205271065), (10, 20164216852), (13, 15510936040), (20, 10082108426), (26, 7755468020), (40, 5041054213), (52, 3877734010), (61, 3305609320), (65, 3102187208), (104, 1938867005), (122, 1652804660), (130, 1551093604), (244, 826402330), (260, 775546802), (305, 661121864), (488, 413201165), (520, 387773401), (610, 330560932), (793, 254277640), (1220, 165280466), (1586, 127138820), (2440, 82640233), (3172, 63569410), (3965, 50855528), (6344, 31784705), (7930, 25427764), (15860, 12713882), (31720, 6356941)]