77546768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 168739200

約数和(自身を除く): 91192432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 71, 89, 104, 118, 142, 178, 208, 236, 284, 356, 472, 568, 712, 767, 923, 944, 1136, 1157, 1424, 1534, 1846, 2314, 3068, 3692, 4189, 4628, 5251, 6136, 6319, 7384, 8378, 9256, 10502, 12272, 12638, 14768, 16756, 18512, 21004, 25276, 33512, 42008, 50552, 54457, 67024, 68263, 82147, 84016, 101104, 108914, 136526, 164294, 217828, 273052, 328588, 372821, 435656, 546104, 657176, 745642, 871312, 1092208, 1314352, 1491284, 2982568, 4846673, 5965136, 9693346, 19386692, 38773384, 77546768]

約数ペア:

[(1, 77546768), (2, 38773384), (4, 19386692), (8, 9693346), (13, 5965136), (16, 4846673), (26, 2982568), (52, 1491284), (59, 1314352), (71, 1092208), (89, 871312), (104, 745642), (118, 657176), (142, 546104), (178, 435656), (208, 372821), (236, 328588), (284, 273052), (356, 217828), (472, 164294), (568, 136526), (712, 108914), (767, 101104), (923, 84016), (944, 82147), (1136, 68263), (1157, 67024), (1424, 54457), (1534, 50552), (1846, 42008), (2314, 33512), (3068, 25276), (3692, 21004), (4189, 18512), (4628, 16756), (5251, 14768), (6136, 12638), (6319, 12272), (7384, 10502), (8378, 9256)]