28371128750

素因数分解:

$2^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{553583}}^1$

素因数の和:553646

約数の個数: 40

約数和(自身を含む): 54475987104

約数和(自身を除く): 26104858354

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 410, 625, 1025, 1250, 2050, 5125, 10250, 25625, 51250, 553583, 1107166, 2767915, 5535830, 13839575, 22696903, 27679150, 45393806, 69197875, 113484515, 138395750, 226969030, 345989375, 567422575, 691978750, 1134845150, 2837112875, 5674225750, 14185564375, 28371128750]

約数ペア:

[(1, 28371128750), (2, 14185564375), (5, 5674225750), (10, 2837112875), (25, 1134845150), (41, 691978750), (50, 567422575), (82, 345989375), (125, 226969030), (205, 138395750), (250, 113484515), (410, 69197875), (625, 45393806), (1025, 27679150), (1250, 22696903), (2050, 13839575), (5125, 5535830), (10250, 2767915), (25625, 1107166), (51250, 553583)]