81994132

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 165150720

約数和(自身を除く): 83156588

約数列:

[1, 2, 4, 11, 22, 31, 44, 47, 62, 94, 124, 188, 341, 517, 682, 1034, 1279, 1364, 1457, 2068, 2558, 2914, 5116, 5828, 14069, 16027, 28138, 32054, 39649, 56276, 60113, 64108, 79298, 120226, 158596, 240452, 436139, 661243, 872278, 1322486, 1744556, 1863503, 2644972, 3727006, 7454012, 20498533, 40997066, 81994132]

約数ペア:

[(1, 81994132), (2, 40997066), (4, 20498533), (11, 7454012), (22, 3727006), (31, 2644972), (44, 1863503), (47, 1744556), (62, 1322486), (94, 872278), (124, 661243), (188, 436139), (341, 240452), (517, 158596), (682, 120226), (1034, 79298), (1279, 64108), (1364, 60113), (1457, 56276), (2068, 39649), (2558, 32054), (2914, 28138), (5116, 16027), (5828, 14069)]