89644880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86197}}^1$

素因数の和:86223

約数の個数: 40

約数和(自身を含む): 224459592

約数和(自身を除く): 134814712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 86197, 172394, 344788, 430985, 689576, 861970, 1120561, 1379152, 1723940, 2241122, 3447880, 4482244, 5602805, 6895760, 8964488, 11205610, 17928976, 22411220, 44822440, 89644880]

約数ペア:

[(1, 89644880), (2, 44822440), (4, 22411220), (5, 17928976), (8, 11205610), (10, 8964488), (13, 6895760), (16, 5602805), (20, 4482244), (26, 3447880), (40, 2241122), (52, 1723940), (65, 1379152), (80, 1120561), (104, 861970), (130, 689576), (208, 430985), (260, 344788), (520, 172394), (1040, 86197)]