260170352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 566130432

約数和(自身を除く): 305960080

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 157, 208, 248, 257, 314, 403, 496, 514, 628, 806, 1028, 1256, 1612, 2041, 2056, 2512, 3224, 3341, 4082, 4112, 4867, 6448, 6682, 7967, 8164, 9734, 13364, 15934, 16328, 19468, 26728, 31868, 32656, 38936, 40349, 53456, 63271, 63736, 77872, 80698, 103571, 126542, 127472, 161396, 207142, 253084, 322792, 414284, 506168, 524537, 645584, 828568, 1012336, 1049074, 1250819, 1657136, 2098148, 2501638, 4196296, 5003276, 8392592, 10006552, 16260647, 20013104, 32521294, 65042588, 130085176, 260170352]

約数ペア:

[(1, 260170352), (2, 130085176), (4, 65042588), (8, 32521294), (13, 20013104), (16, 16260647), (26, 10006552), (31, 8392592), (52, 5003276), (62, 4196296), (104, 2501638), (124, 2098148), (157, 1657136), (208, 1250819), (248, 1049074), (257, 1012336), (314, 828568), (403, 645584), (496, 524537), (514, 506168), (628, 414284), (806, 322792), (1028, 253084), (1256, 207142), (1612, 161396), (2041, 127472), (2056, 126542), (2512, 103571), (3224, 80698), (3341, 77872), (4082, 63736), (4112, 63271), (4867, 53456), (6448, 40349), (6682, 38936), (7967, 32656), (8164, 31868), (9734, 26728), (13364, 19468), (15934, 16328)]