827221720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{5743}}^1$

素因数の和:6044

約数の個数: 64

約数和(自身を含む): 2012008320

約数和(自身を除く): 1184786600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 277, 520, 554, 1108, 1385, 2216, 2770, 3601, 5540, 5743, 7202, 11080, 11486, 14404, 18005, 22972, 28715, 28808, 36010, 45944, 57430, 72020, 74659, 114860, 144040, 149318, 229720, 298636, 373295, 597272, 746590, 1493180, 1590811, 2986360, 3181622, 6363244, 7954055, 12726488, 15908110, 20680543, 31816220, 41361086, 63632440, 82722172, 103402715, 165444344, 206805430, 413610860, 827221720]

約数ペア:

[(1, 827221720), (2, 413610860), (4, 206805430), (5, 165444344), (8, 103402715), (10, 82722172), (13, 63632440), (20, 41361086), (26, 31816220), (40, 20680543), (52, 15908110), (65, 12726488), (104, 7954055), (130, 6363244), (260, 3181622), (277, 2986360), (520, 1590811), (554, 1493180), (1108, 746590), (1385, 597272), (2216, 373295), (2770, 298636), (3601, 229720), (5540, 149318), (5743, 144040), (7202, 114860), (11080, 74659), (11486, 72020), (14404, 57430), (18005, 45944), (22972, 36010), (28715, 28808)]