8145040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 20610288

約数和(自身を除く): 12465248

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 113, 136, 170, 212, 226, 265, 272, 340, 424, 452, 530, 565, 680, 848, 901, 904, 1060, 1130, 1360, 1802, 1808, 1921, 2120, 2260, 3604, 3842, 4240, 4505, 4520, 5989, 7208, 7684, 9010, 9040, 9605, 11978, 14416, 15368, 18020, 19210, 23956, 29945, 30736, 36040, 38420, 47912, 59890, 72080, 76840, 95824, 101813, 119780, 153680, 203626, 239560, 407252, 479120, 509065, 814504, 1018130, 1629008, 2036260, 4072520, 8145040]

約数ペア:

[(1, 8145040), (2, 4072520), (4, 2036260), (5, 1629008), (8, 1018130), (10, 814504), (16, 509065), (17, 479120), (20, 407252), (34, 239560), (40, 203626), (53, 153680), (68, 119780), (80, 101813), (85, 95824), (106, 76840), (113, 72080), (136, 59890), (170, 47912), (212, 38420), (226, 36040), (265, 30736), (272, 29945), (340, 23956), (424, 19210), (452, 18020), (530, 15368), (565, 14416), (680, 11978), (848, 9605), (901, 9040), (904, 9010), (1060, 7684), (1130, 7208), (1360, 5989), (1802, 4520), (1808, 4505), (1921, 4240), (2120, 3842), (2260, 3604)]