61527440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:976

約数の個数: 80

約数和(自身を含む): 156531648

約数和(自身を除く): 95004208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 883, 1040, 1072, 1340, 1742, 1766, 2680, 3484, 3532, 4355, 4415, 5360, 6968, 7064, 8710, 8830, 11479, 13936, 14128, 17420, 17660, 22958, 34840, 35320, 45916, 57395, 59161, 69680, 70640, 91832, 114790, 118322, 183664, 229580, 236644, 295805, 459160, 473288, 591610, 769093, 918320, 946576, 1183220, 1538186, 2366440, 3076372, 3845465, 4732880, 6152744, 7690930, 12305488, 15381860, 30763720, 61527440]

約数ペア:

[(1, 61527440), (2, 30763720), (4, 15381860), (5, 12305488), (8, 7690930), (10, 6152744), (13, 4732880), (16, 3845465), (20, 3076372), (26, 2366440), (40, 1538186), (52, 1183220), (65, 946576), (67, 918320), (80, 769093), (104, 591610), (130, 473288), (134, 459160), (208, 295805), (260, 236644), (268, 229580), (335, 183664), (520, 118322), (536, 114790), (670, 91832), (871, 70640), (883, 69680), (1040, 59161), (1072, 57395), (1340, 45916), (1742, 35320), (1766, 34840), (2680, 22958), (3484, 17660), (3532, 17420), (4355, 14128), (4415, 13936), (5360, 11479), (6968, 8830), (7064, 8710)]