806650520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 2010052800

約数和(自身を除く): 1203402280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 137, 169, 260, 268, 274, 335, 338, 520, 536, 548, 670, 676, 685, 845, 871, 1096, 1340, 1352, 1370, 1690, 1742, 1781, 2197, 2680, 2740, 3380, 3484, 3562, 4355, 4394, 5480, 6760, 6968, 7124, 8710, 8788, 8905, 9179, 10985, 11323, 14248, 17420, 17576, 17810, 18358, 21970, 22646, 23153, 34840, 35620, 36716, 43940, 45292, 45895, 46306, 56615, 71240, 73432, 87880, 90584, 91790, 92612, 113230, 115765, 119327, 147199, 183580, 185224, 226460, 231530, 238654, 294398, 300989, 367160, 452920, 463060, 477308, 588796, 596635, 601978, 735995, 926120, 954616, 1177592, 1193270, 1203956, 1471990, 1504945, 1551251, 2386540, 2407912, 2943980, 3009890, 3102502, 4773080, 5887960, 6019780, 6205004, 7756255, 12039560, 12410008, 15512510, 20166263, 31025020, 40332526, 62050040, 80665052, 100831315, 161330104, 201662630, 403325260, 806650520]

約数ペア:

[(1, 806650520), (2, 403325260), (4, 201662630), (5, 161330104), (8, 100831315), (10, 80665052), (13, 62050040), (20, 40332526), (26, 31025020), (40, 20166263), (52, 15512510), (65, 12410008), (67, 12039560), (104, 7756255), (130, 6205004), (134, 6019780), (137, 5887960), (169, 4773080), (260, 3102502), (268, 3009890), (274, 2943980), (335, 2407912), (338, 2386540), (520, 1551251), (536, 1504945), (548, 1471990), (670, 1203956), (676, 1193270), (685, 1177592), (845, 954616), (871, 926120), (1096, 735995), (1340, 601978), (1352, 596635), (1370, 588796), (1690, 477308), (1742, 463060), (1781, 452920), (2197, 367160), (2680, 300989), (2740, 294398), (3380, 238654), (3484, 231530), (3562, 226460), (4355, 185224), (4394, 183580), (5480, 147199), (6760, 119327), (6968, 115765), (7124, 113230), (8710, 92612), (8788, 91790), (8905, 90584), (9179, 87880), (10985, 73432), (11323, 71240), (14248, 56615), (17420, 46306), (17576, 45895), (17810, 45292), (18358, 43940), (21970, 36716), (22646, 35620), (23153, 34840)]