81474090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{7523}}^1$

素因数の和:7571

約数の個数: 48

約数和(自身を含む): 206398368

約数和(自身を除く): 124924278

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1805, 2166, 3610, 5415, 7523, 10830, 15046, 22569, 37615, 45138, 75230, 112845, 142937, 225690, 285874, 428811, 714685, 857622, 1429370, 2144055, 2715803, 4288110, 5431606, 8147409, 13579015, 16294818, 27158030, 40737045, 81474090]

約数ペア:

[(1, 81474090), (2, 40737045), (3, 27158030), (5, 16294818), (6, 13579015), (10, 8147409), (15, 5431606), (19, 4288110), (30, 2715803), (38, 2144055), (57, 1429370), (95, 857622), (114, 714685), (190, 428811), (285, 285874), (361, 225690), (570, 142937), (722, 112845), (1083, 75230), (1805, 45138), (2166, 37615), (3610, 22569), (5415, 15046), (7523, 10830)]