80967328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^2$

素因数の和:254

約数の個数: 72

約数和(自身を含む): 183478932

約数和(自身を除く): 102511604

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 107, 136, 208, 214, 221, 272, 416, 428, 442, 544, 856, 884, 1391, 1712, 1768, 1819, 2782, 3424, 3536, 3638, 5564, 7072, 7276, 11128, 11449, 14552, 22256, 22898, 23647, 29104, 44512, 45796, 47294, 58208, 91592, 94588, 148837, 183184, 189176, 194633, 297674, 366368, 378352, 389266, 595348, 756704, 778532, 1190696, 1557064, 2381392, 2530229, 3114128, 4762784, 5060458, 6228256, 10120916, 20241832, 40483664, 80967328]

約数ペア:

[(1, 80967328), (2, 40483664), (4, 20241832), (8, 10120916), (13, 6228256), (16, 5060458), (17, 4762784), (26, 3114128), (32, 2530229), (34, 2381392), (52, 1557064), (68, 1190696), (104, 778532), (107, 756704), (136, 595348), (208, 389266), (214, 378352), (221, 366368), (272, 297674), (416, 194633), (428, 189176), (442, 183184), (544, 148837), (856, 94588), (884, 91592), (1391, 58208), (1712, 47294), (1768, 45796), (1819, 44512), (2782, 29104), (3424, 23647), (3536, 22898), (3638, 22256), (5564, 14552), (7072, 11449), (7276, 11128)]