78105560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150203}}^1$

素因数の和:150227

約数の個数: 32

約数和(自身を含む): 189257040

約数和(自身を除く): 111151480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 150203, 300406, 600812, 751015, 1201624, 1502030, 1952639, 3004060, 3905278, 6008120, 7810556, 9763195, 15621112, 19526390, 39052780, 78105560]

約数ペア:

[(1, 78105560), (2, 39052780), (4, 19526390), (5, 15621112), (8, 9763195), (10, 7810556), (13, 6008120), (20, 3905278), (26, 3004060), (40, 1952639), (52, 1502030), (65, 1201624), (104, 751015), (130, 600812), (260, 300406), (520, 150203)]