65551720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{9697}}^1$

素因数の和:9734

約数の個数: 48

約数和(自身を含む): 159726060

約数和(自身を除く): 94174340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 9697, 19394, 38788, 48485, 77576, 96970, 126061, 193940, 252122, 387880, 504244, 630305, 1008488, 1260610, 1638793, 2521220, 3277586, 5042440, 6555172, 8193965, 13110344, 16387930, 32775860, 65551720]

約数ペア:

[(1, 65551720), (2, 32775860), (4, 16387930), (5, 13110344), (8, 8193965), (10, 6555172), (13, 5042440), (20, 3277586), (26, 2521220), (40, 1638793), (52, 1260610), (65, 1008488), (104, 630305), (130, 504244), (169, 387880), (260, 252122), (338, 193940), (520, 126061), (676, 96970), (845, 77576), (1352, 48485), (1690, 38788), (3380, 19394), (6760, 9697)]