85148440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 207345600

約数和(自身を除く): 122197160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 373, 439, 520, 746, 878, 1492, 1756, 1865, 2195, 2984, 3512, 3730, 4390, 4849, 5707, 7460, 8780, 9698, 11414, 14920, 17560, 19396, 22828, 24245, 28535, 38792, 45656, 48490, 57070, 96980, 114140, 163747, 193960, 228280, 327494, 654988, 818735, 1309976, 1637470, 2128711, 3274940, 4257422, 6549880, 8514844, 10643555, 17029688, 21287110, 42574220, 85148440]

約数ペア:

[(1, 85148440), (2, 42574220), (4, 21287110), (5, 17029688), (8, 10643555), (10, 8514844), (13, 6549880), (20, 4257422), (26, 3274940), (40, 2128711), (52, 1637470), (65, 1309976), (104, 818735), (130, 654988), (260, 327494), (373, 228280), (439, 193960), (520, 163747), (746, 114140), (878, 96980), (1492, 57070), (1756, 48490), (1865, 45656), (2195, 38792), (2984, 28535), (3512, 24245), (3730, 22828), (4390, 19396), (4849, 17560), (5707, 14920), (7460, 11414), (8780, 9698)]