157815296

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 80

約数和(自身を含む): 332859648

約数和(自身を除く): 175044352

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 163, 244, 248, 256, 326, 488, 496, 512, 652, 976, 992, 1304, 1891, 1952, 1984, 2608, 3782, 3904, 3968, 5053, 5216, 7564, 7808, 7936, 9943, 10106, 10432, 15128, 15616, 15872, 19886, 20212, 20864, 30256, 31232, 39772, 40424, 41728, 60512, 79544, 80848, 83456, 121024, 159088, 161696, 242048, 308233, 318176, 323392, 484096, 616466, 636352, 646784, 968192, 1232932, 1272704, 1293568, 2465864, 2545408, 2587136, 4931728, 5090816, 9863456, 19726912, 39453824, 78907648, 157815296]

約数ペア:

[(1, 157815296), (2, 78907648), (4, 39453824), (8, 19726912), (16, 9863456), (31, 5090816), (32, 4931728), (61, 2587136), (62, 2545408), (64, 2465864), (122, 1293568), (124, 1272704), (128, 1232932), (163, 968192), (244, 646784), (248, 636352), (256, 616466), (326, 484096), (488, 323392), (496, 318176), (512, 308233), (652, 242048), (976, 161696), (992, 159088), (1304, 121024), (1891, 83456), (1952, 80848), (1984, 79544), (2608, 60512), (3782, 41728), (3904, 40424), (3968, 39772), (5053, 31232), (5216, 30256), (7564, 20864), (7808, 20212), (7936, 19886), (9943, 15872), (10106, 15616), (10432, 15128)]