25934240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{449}}^1$

素因数の和:502

約数の個数: 72

約数和(自身を含む): 64808100

約数和(自身を除く): 38873860

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 449, 608, 722, 760, 898, 1444, 1520, 1796, 1805, 2245, 2888, 3040, 3592, 3610, 4490, 5776, 7184, 7220, 8531, 8980, 11552, 14368, 14440, 17062, 17960, 28880, 34124, 35920, 42655, 57760, 68248, 71840, 85310, 136496, 162089, 170620, 272992, 324178, 341240, 648356, 682480, 810445, 1296712, 1364960, 1620890, 2593424, 3241780, 5186848, 6483560, 12967120, 25934240]

約数ペア:

[(1, 25934240), (2, 12967120), (4, 6483560), (5, 5186848), (8, 3241780), (10, 2593424), (16, 1620890), (19, 1364960), (20, 1296712), (32, 810445), (38, 682480), (40, 648356), (76, 341240), (80, 324178), (95, 272992), (152, 170620), (160, 162089), (190, 136496), (304, 85310), (361, 71840), (380, 68248), (449, 57760), (608, 42655), (722, 35920), (760, 34124), (898, 28880), (1444, 17960), (1520, 17062), (1796, 14440), (1805, 14368), (2245, 11552), (2888, 8980), (3040, 8531), (3592, 7220), (3610, 7184), (4490, 5776)]