256582016

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 524361600

約数和(自身を除く): 267779584

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 101, 128, 178, 202, 223, 356, 404, 446, 712, 808, 892, 1424, 1616, 1784, 2848, 3232, 3568, 5696, 6464, 7136, 8989, 11392, 12928, 14272, 17978, 19847, 22523, 28544, 35956, 39694, 45046, 71912, 79388, 90092, 143824, 158776, 180184, 287648, 317552, 360368, 575296, 635104, 720736, 1150592, 1270208, 1441472, 2004547, 2540416, 2882944, 4009094, 8018188, 16036376, 32072752, 64145504, 128291008, 256582016]

約数ペア:

[(1, 256582016), (2, 128291008), (4, 64145504), (8, 32072752), (16, 16036376), (32, 8018188), (64, 4009094), (89, 2882944), (101, 2540416), (128, 2004547), (178, 1441472), (202, 1270208), (223, 1150592), (356, 720736), (404, 635104), (446, 575296), (712, 360368), (808, 317552), (892, 287648), (1424, 180184), (1616, 158776), (1784, 143824), (2848, 90092), (3232, 79388), (3568, 71912), (5696, 45046), (6464, 39694), (7136, 35956), (8989, 28544), (11392, 22523), (12928, 19847), (14272, 17978)]