157225168

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:979

約数の個数: 40

約数和(自身を含む): 310694400

約数和(自身を除く): 153469232

約数列:

[1, 2, 4, 8, 16, 79, 158, 173, 316, 346, 632, 692, 719, 1264, 1384, 1438, 2768, 2876, 5752, 11504, 13667, 27334, 54668, 56801, 109336, 113602, 124387, 218672, 227204, 248774, 454408, 497548, 908816, 995096, 1990192, 9826573, 19653146, 39306292, 78612584, 157225168]

約数ペア:

[(1, 157225168), (2, 78612584), (4, 39306292), (8, 19653146), (16, 9826573), (79, 1990192), (158, 995096), (173, 908816), (316, 497548), (346, 454408), (632, 248774), (692, 227204), (719, 218672), (1264, 124387), (1384, 113602), (1438, 109336), (2768, 56801), (2876, 54668), (5752, 27334), (11504, 13667)]