25919800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{359}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 63779400

約数和(自身を除く): 37859600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 359, 361, 380, 475, 718, 722, 760, 950, 1436, 1444, 1795, 1805, 1900, 2872, 2888, 3590, 3610, 3800, 6821, 7180, 7220, 8975, 9025, 13642, 14360, 14440, 17950, 18050, 27284, 34105, 35900, 36100, 54568, 68210, 71800, 72200, 129599, 136420, 170525, 259198, 272840, 341050, 518396, 647995, 682100, 1036792, 1295990, 1364200, 2591980, 3239975, 5183960, 6479950, 12959900, 25919800]

約数ペア:

[(1, 25919800), (2, 12959900), (4, 6479950), (5, 5183960), (8, 3239975), (10, 2591980), (19, 1364200), (20, 1295990), (25, 1036792), (38, 682100), (40, 647995), (50, 518396), (76, 341050), (95, 272840), (100, 259198), (152, 170525), (190, 136420), (200, 129599), (359, 72200), (361, 71800), (380, 68210), (475, 54568), (718, 36100), (722, 35900), (760, 34105), (950, 27284), (1436, 18050), (1444, 17950), (1795, 14440), (1805, 14360), (1900, 13642), (2872, 9025), (2888, 8975), (3590, 7220), (3610, 7180), (3800, 6821)]