81002852

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1423}}^1$

素因数の和:1560

約数の個数: 48

約数和(自身を含む): 172247040

約数和(自身を除く): 91244188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 428, 532, 749, 1423, 1498, 2033, 2846, 2996, 4066, 5692, 8132, 9961, 14231, 19922, 27037, 28462, 39844, 54074, 56924, 108148, 152261, 189259, 304522, 378518, 609044, 757036, 1065827, 2131654, 2892959, 4263308, 5785918, 11571836, 20250713, 40501426, 81002852]

約数ペア:

[(1, 81002852), (2, 40501426), (4, 20250713), (7, 11571836), (14, 5785918), (19, 4263308), (28, 2892959), (38, 2131654), (76, 1065827), (107, 757036), (133, 609044), (214, 378518), (266, 304522), (428, 189259), (532, 152261), (749, 108148), (1423, 56924), (1498, 54074), (2033, 39844), (2846, 28462), (2996, 27037), (4066, 19922), (5692, 14231), (8132, 9961)]