51070240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:642

約数の個数: 96

約数和(自身を含む): 133189056

約数和(自身を除く): 82118816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 520, 559, 571, 688, 860, 1040, 1118, 1142, 1376, 1720, 2080, 2236, 2284, 2795, 2855, 3440, 4472, 4568, 5590, 5710, 6880, 7423, 8944, 9136, 11180, 11420, 14846, 17888, 18272, 22360, 22840, 24553, 29692, 37115, 44720, 45680, 49106, 59384, 74230, 89440, 91360, 98212, 118768, 122765, 148460, 196424, 237536, 245530, 296920, 319189, 392848, 491060, 593840, 638378, 785696, 982120, 1187680, 1276756, 1595945, 1964240, 2553512, 3191890, 3928480, 5107024, 6383780, 10214048, 12767560, 25535120, 51070240]

約数ペア:

[(1, 51070240), (2, 25535120), (4, 12767560), (5, 10214048), (8, 6383780), (10, 5107024), (13, 3928480), (16, 3191890), (20, 2553512), (26, 1964240), (32, 1595945), (40, 1276756), (43, 1187680), (52, 982120), (65, 785696), (80, 638378), (86, 593840), (104, 491060), (130, 392848), (160, 319189), (172, 296920), (208, 245530), (215, 237536), (260, 196424), (344, 148460), (416, 122765), (430, 118768), (520, 98212), (559, 91360), (571, 89440), (688, 74230), (860, 59384), (1040, 49106), (1118, 45680), (1142, 44720), (1376, 37115), (1720, 29692), (2080, 24553), (2236, 22840), (2284, 22360), (2795, 18272), (2855, 17888), (3440, 14846), (4472, 11420), (4568, 11180), (5590, 9136), (5710, 8944), (6880, 7423)]