86661680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{154753}}^1$

素因数の和:154773

約数の個数: 40

約数和(自身を含む): 230273952

約数和(自身を除く): 143612272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 154753, 309506, 619012, 773765, 1083271, 1238024, 1547530, 2166542, 2476048, 3095060, 4333084, 5416355, 6190120, 8666168, 10832710, 12380240, 17332336, 21665420, 43330840, 86661680]

約数ペア:

[(1, 86661680), (2, 43330840), (4, 21665420), (5, 17332336), (7, 12380240), (8, 10832710), (10, 8666168), (14, 6190120), (16, 5416355), (20, 4333084), (28, 3095060), (35, 2476048), (40, 2166542), (56, 1547530), (70, 1238024), (80, 1083271), (112, 773765), (140, 619012), (280, 309506), (560, 154753)]