77340868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 157731840

約数和(自身を除く): 80390972

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 284, 418, 781, 836, 1303, 1349, 1562, 2606, 2698, 3124, 5212, 5396, 14333, 14839, 24757, 28666, 29678, 49514, 57332, 59356, 92513, 99028, 185026, 272327, 370052, 544654, 1017643, 1089308, 1757747, 2035286, 3515494, 4070572, 7030988, 19335217, 38670434, 77340868]

約数ペア:

[(1, 77340868), (2, 38670434), (4, 19335217), (11, 7030988), (19, 4070572), (22, 3515494), (38, 2035286), (44, 1757747), (71, 1089308), (76, 1017643), (142, 544654), (209, 370052), (284, 272327), (418, 185026), (781, 99028), (836, 92513), (1303, 59356), (1349, 57332), (1562, 49514), (2606, 29678), (2698, 28666), (3124, 24757), (5212, 14839), (5396, 14333)]