16204480

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:737

約数の個数: 56

約数和(自身を含む): 39136320

約数和(自身を除く): 22931840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 641, 790, 1264, 1282, 1580, 2528, 2564, 3160, 3205, 5056, 5128, 6320, 6410, 10256, 12640, 12820, 20512, 25280, 25640, 41024, 50639, 51280, 101278, 102560, 202556, 205120, 253195, 405112, 506390, 810224, 1012780, 1620448, 2025560, 3240896, 4051120, 8102240, 16204480]

約数ペア:

[(1, 16204480), (2, 8102240), (4, 4051120), (5, 3240896), (8, 2025560), (10, 1620448), (16, 1012780), (20, 810224), (32, 506390), (40, 405112), (64, 253195), (79, 205120), (80, 202556), (158, 102560), (160, 101278), (316, 51280), (320, 50639), (395, 41024), (632, 25640), (641, 25280), (790, 20512), (1264, 12820), (1282, 12640), (1580, 10256), (2528, 6410), (2564, 6320), (3160, 5128), (3205, 5056)]