51204920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1669}}^1$

素因数の和:1752

約数の個数: 64

約数和(自身を含む): 126252000

約数和(自身を除く): 75047080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 1669, 2360, 3068, 3338, 3835, 6136, 6676, 7670, 8345, 13352, 15340, 16690, 21697, 30680, 33380, 43394, 66760, 86788, 98471, 108485, 173576, 196942, 216970, 393884, 433940, 492355, 787768, 867880, 984710, 1280123, 1969420, 2560246, 3938840, 5120492, 6400615, 10240984, 12801230, 25602460, 51204920]

約数ペア:

[(1, 51204920), (2, 25602460), (4, 12801230), (5, 10240984), (8, 6400615), (10, 5120492), (13, 3938840), (20, 2560246), (26, 1969420), (40, 1280123), (52, 984710), (59, 867880), (65, 787768), (104, 492355), (118, 433940), (130, 393884), (236, 216970), (260, 196942), (295, 173576), (472, 108485), (520, 98471), (590, 86788), (767, 66760), (1180, 43394), (1534, 33380), (1669, 30680), (2360, 21697), (3068, 16690), (3338, 15340), (3835, 13352), (6136, 8345), (6676, 7670)]