91064540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2227

約数の個数: 72

約数和(自身を含む): 227736432

約数和(自身を除く): 136671892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 2161, 3010, 4214, 4322, 6020, 8428, 8644, 10535, 10805, 15127, 21070, 21610, 30254, 42140, 43220, 60508, 75635, 92923, 105889, 151270, 185846, 211778, 302540, 371692, 423556, 464615, 529445, 650461, 929230, 1058890, 1300922, 1858460, 2117780, 2601844, 3252305, 4553227, 6504610, 9106454, 13009220, 18212908, 22766135, 45532270, 91064540]

約数ペア:

[(1, 91064540), (2, 45532270), (4, 22766135), (5, 18212908), (7, 13009220), (10, 9106454), (14, 6504610), (20, 4553227), (28, 3252305), (35, 2601844), (43, 2117780), (49, 1858460), (70, 1300922), (86, 1058890), (98, 929230), (140, 650461), (172, 529445), (196, 464615), (215, 423556), (245, 371692), (301, 302540), (430, 211778), (490, 185846), (602, 151270), (860, 105889), (980, 92923), (1204, 75635), (1505, 60508), (2107, 43220), (2161, 42140), (3010, 30254), (4214, 21610), (4322, 21070), (6020, 15127), (8428, 10805), (8644, 10535)]