78561392

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 189987840

約数和(自身を除く): 111426448

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, 683, 728, 1027, 1106, 1264, 1366, 1456, 2054, 2212, 2732, 4108, 4424, 4781, 5464, 7189, 8216, 8848, 8879, 9562, 10928, 14378, 16432, 17758, 19124, 28756, 35516, 38248, 53957, 57512, 62153, 71032, 76496, 107914, 115024, 124306, 142064, 215828, 248612, 377699, 431656, 497224, 701441, 755398, 863312, 994448, 1402882, 1510796, 2805764, 3021592, 4910087, 5611528, 6043184, 9820174, 11223056, 19640348, 39280696, 78561392]

約数ペア:

[(1, 78561392), (2, 39280696), (4, 19640348), (7, 11223056), (8, 9820174), (13, 6043184), (14, 5611528), (16, 4910087), (26, 3021592), (28, 2805764), (52, 1510796), (56, 1402882), (79, 994448), (91, 863312), (104, 755398), (112, 701441), (158, 497224), (182, 431656), (208, 377699), (316, 248612), (364, 215828), (553, 142064), (632, 124306), (683, 115024), (728, 107914), (1027, 76496), (1106, 71032), (1264, 62153), (1366, 57512), (1456, 53957), (2054, 38248), (2212, 35516), (2732, 28756), (4108, 19124), (4424, 17758), (4781, 16432), (5464, 14378), (7189, 10928), (8216, 9562), (8848, 8879)]