78846560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37907}}^1$

素因数の和:37935

約数の個数: 48

約数和(自身を含む): 200609136

約数和(自身を除く): 121762576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 37907, 75814, 151628, 189535, 303256, 379070, 492791, 606512, 758140, 985582, 1213024, 1516280, 1971164, 2463955, 3032560, 3942328, 4927910, 6065120, 7884656, 9855820, 15769312, 19711640, 39423280, 78846560]

約数ペア:

[(1, 78846560), (2, 39423280), (4, 19711640), (5, 15769312), (8, 9855820), (10, 7884656), (13, 6065120), (16, 4927910), (20, 3942328), (26, 3032560), (32, 2463955), (40, 1971164), (52, 1516280), (65, 1213024), (80, 985582), (104, 758140), (130, 606512), (160, 492791), (208, 379070), (260, 303256), (416, 189535), (520, 151628), (1040, 75814), (2080, 37907)]