67760680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{419}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 165110400

約数和(自身を除く): 97349720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 311, 419, 520, 622, 838, 1244, 1555, 1676, 2095, 2488, 3110, 3352, 4043, 4190, 5447, 6220, 8086, 8380, 10894, 12440, 16172, 16760, 20215, 21788, 27235, 32344, 40430, 43576, 54470, 80860, 108940, 130309, 161720, 217880, 260618, 521236, 651545, 1042472, 1303090, 1694017, 2606180, 3388034, 5212360, 6776068, 8470085, 13552136, 16940170, 33880340, 67760680]

約数ペア:

[(1, 67760680), (2, 33880340), (4, 16940170), (5, 13552136), (8, 8470085), (10, 6776068), (13, 5212360), (20, 3388034), (26, 2606180), (40, 1694017), (52, 1303090), (65, 1042472), (104, 651545), (130, 521236), (260, 260618), (311, 217880), (419, 161720), (520, 130309), (622, 108940), (838, 80860), (1244, 54470), (1555, 43576), (1676, 40430), (2095, 32344), (2488, 27235), (3110, 21788), (3352, 20215), (4043, 16760), (4190, 16172), (5447, 12440), (6220, 10894), (8086, 8380)]