26416520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1373}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 65787120

約数和(自身を除く): 39370600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1373, 1480, 1924, 2405, 2746, 3848, 4810, 5492, 6865, 9620, 10984, 13730, 17849, 19240, 27460, 35698, 50801, 54920, 71396, 89245, 101602, 142792, 178490, 203204, 254005, 356980, 406408, 508010, 660413, 713960, 1016020, 1320826, 2032040, 2641652, 3302065, 5283304, 6604130, 13208260, 26416520]

約数ペア:

[(1, 26416520), (2, 13208260), (4, 6604130), (5, 5283304), (8, 3302065), (10, 2641652), (13, 2032040), (20, 1320826), (26, 1016020), (37, 713960), (40, 660413), (52, 508010), (65, 406408), (74, 356980), (104, 254005), (130, 203204), (148, 178490), (185, 142792), (260, 101602), (296, 89245), (370, 71396), (481, 54920), (520, 50801), (740, 35698), (962, 27460), (1373, 19240), (1480, 17849), (1924, 13730), (2405, 10984), (2746, 9620), (3848, 6865), (4810, 5492)]