78641728

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6571}}^1$

素因数の和:6611

約数の個数: 56

約数和(自身を含む): 180283104

約数和(自身を除く): 101641376

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 2992, 5984, 6571, 11968, 13142, 26284, 52568, 72281, 105136, 111707, 144562, 210272, 223414, 289124, 420544, 446828, 578248, 893656, 1156496, 1228777, 1787312, 2312992, 2457554, 3574624, 4625984, 4915108, 7149248, 9830216, 19660432, 39320864, 78641728]

約数ペア:

[(1, 78641728), (2, 39320864), (4, 19660432), (8, 9830216), (11, 7149248), (16, 4915108), (17, 4625984), (22, 3574624), (32, 2457554), (34, 2312992), (44, 1787312), (64, 1228777), (68, 1156496), (88, 893656), (136, 578248), (176, 446828), (187, 420544), (272, 289124), (352, 223414), (374, 210272), (544, 144562), (704, 111707), (748, 105136), (1088, 72281), (1496, 52568), (2992, 26284), (5984, 13142), (6571, 11968)]