28500736

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 64386000

約数和(自身を除く): 35885264

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 176, 232, 256, 319, 349, 352, 464, 638, 698, 704, 928, 1276, 1396, 1408, 1856, 2552, 2792, 2816, 3712, 3839, 5104, 5584, 7424, 7678, 10121, 10208, 11168, 15356, 20242, 20416, 22336, 30712, 40484, 40832, 44672, 61424, 80968, 81664, 89344, 111331, 122848, 161936, 222662, 245696, 323872, 445324, 491392, 647744, 890648, 982784, 1295488, 1781296, 2590976, 3562592, 7125184, 14250368, 28500736]

約数ペア:

[(1, 28500736), (2, 14250368), (4, 7125184), (8, 3562592), (11, 2590976), (16, 1781296), (22, 1295488), (29, 982784), (32, 890648), (44, 647744), (58, 491392), (64, 445324), (88, 323872), (116, 245696), (128, 222662), (176, 161936), (232, 122848), (256, 111331), (319, 89344), (349, 81664), (352, 80968), (464, 61424), (638, 44672), (698, 40832), (704, 40484), (928, 30712), (1276, 22336), (1396, 20416), (1408, 20242), (1856, 15356), (2552, 11168), (2792, 10208), (2816, 10121), (3712, 7678), (3839, 7424), (5104, 5584)]