6465700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 15311520

約数和(自身を除く): 8845820

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 83, 95, 100, 164, 166, 190, 205, 332, 380, 410, 415, 475, 779, 820, 830, 950, 1025, 1558, 1577, 1660, 1900, 2050, 2075, 3116, 3154, 3403, 3895, 4100, 4150, 6308, 6806, 7790, 7885, 8300, 13612, 15580, 15770, 17015, 19475, 31540, 34030, 38950, 39425, 64657, 68060, 77900, 78850, 85075, 129314, 157700, 170150, 258628, 323285, 340300, 646570, 1293140, 1616425, 3232850, 6465700]

約数ペア:

[(1, 6465700), (2, 3232850), (4, 1616425), (5, 1293140), (10, 646570), (19, 340300), (20, 323285), (25, 258628), (38, 170150), (41, 157700), (50, 129314), (76, 85075), (82, 78850), (83, 77900), (95, 68060), (100, 64657), (164, 39425), (166, 38950), (190, 34030), (205, 31540), (332, 19475), (380, 17015), (410, 15770), (415, 15580), (475, 13612), (779, 8300), (820, 7885), (830, 7790), (950, 6806), (1025, 6308), (1558, 4150), (1577, 4100), (1660, 3895), (1900, 3403), (2050, 3154), (2075, 3116)]