78377728

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2141}}^1$

素因数の和:2181

約数の個数: 72

約数和(自身を含む): 183886416

約数和(自身を除く): 105508688

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 572, 704, 832, 1144, 1408, 1664, 2141, 2288, 2816, 3328, 4282, 4576, 8564, 9152, 17128, 18304, 23551, 27833, 34256, 36608, 47102, 55666, 68512, 94204, 111332, 137024, 188408, 222664, 274048, 306163, 376816, 445328, 548096, 612326, 753632, 890656, 1224652, 1507264, 1781312, 2449304, 3014528, 3562624, 4898608, 6029056, 7125248, 9797216, 19594432, 39188864, 78377728]

約数ペア:

[(1, 78377728), (2, 39188864), (4, 19594432), (8, 9797216), (11, 7125248), (13, 6029056), (16, 4898608), (22, 3562624), (26, 3014528), (32, 2449304), (44, 1781312), (52, 1507264), (64, 1224652), (88, 890656), (104, 753632), (128, 612326), (143, 548096), (176, 445328), (208, 376816), (256, 306163), (286, 274048), (352, 222664), (416, 188408), (572, 137024), (704, 111332), (832, 94204), (1144, 68512), (1408, 55666), (1664, 47102), (2141, 36608), (2288, 34256), (2816, 27833), (3328, 23551), (4282, 18304), (4576, 17128), (8564, 9152)]