77871248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 188321280

約数和(自身を除く): 110450032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 208, 316, 364, 553, 632, 677, 728, 1027, 1106, 1264, 1354, 1456, 2054, 2212, 2708, 4108, 4424, 4739, 5416, 7189, 8216, 8801, 8848, 9478, 10832, 14378, 16432, 17602, 18956, 28756, 35204, 37912, 53483, 57512, 61607, 70408, 75824, 106966, 115024, 123214, 140816, 213932, 246428, 374381, 427864, 492856, 695279, 748762, 855728, 985712, 1390558, 1497524, 2781116, 2995048, 4866953, 5562232, 5990096, 9733906, 11124464, 19467812, 38935624, 77871248]

約数ペア:

[(1, 77871248), (2, 38935624), (4, 19467812), (7, 11124464), (8, 9733906), (13, 5990096), (14, 5562232), (16, 4866953), (26, 2995048), (28, 2781116), (52, 1497524), (56, 1390558), (79, 985712), (91, 855728), (104, 748762), (112, 695279), (158, 492856), (182, 427864), (208, 374381), (316, 246428), (364, 213932), (553, 140816), (632, 123214), (677, 115024), (728, 106966), (1027, 75824), (1106, 70408), (1264, 61607), (1354, 57512), (1456, 53483), (2054, 37912), (2212, 35204), (2708, 28756), (4108, 18956), (4424, 17602), (4739, 16432), (5416, 14378), (7189, 10832), (8216, 9478), (8801, 8848)]