419885824

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 873262208

約数和(自身を除く): 453376384

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 157, 248, 256, 314, 337, 496, 628, 674, 992, 1256, 1348, 1984, 2512, 2696, 3968, 4867, 5024, 5392, 7936, 9734, 10048, 10447, 10784, 19468, 20096, 20894, 21568, 38936, 40192, 41788, 43136, 52909, 77872, 83576, 86272, 105818, 155744, 167152, 211636, 311488, 334304, 423272, 622976, 668608, 846544, 1245952, 1337216, 1640179, 1693088, 2674432, 3280358, 3386176, 6560716, 6772352, 13121432, 13544704, 26242864, 52485728, 104971456, 209942912, 419885824]

約数ペア:

[(1, 419885824), (2, 209942912), (4, 104971456), (8, 52485728), (16, 26242864), (31, 13544704), (32, 13121432), (62, 6772352), (64, 6560716), (124, 3386176), (128, 3280358), (157, 2674432), (248, 1693088), (256, 1640179), (314, 1337216), (337, 1245952), (496, 846544), (628, 668608), (674, 622976), (992, 423272), (1256, 334304), (1348, 311488), (1984, 211636), (2512, 167152), (2696, 155744), (3968, 105818), (4867, 86272), (5024, 83576), (5392, 77872), (7936, 52909), (9734, 43136), (10048, 41788), (10447, 40192), (10784, 38936), (19468, 21568), (20096, 20894)]