19189950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:798

約数の個数: 72

約数和(自身を含む): 51601608

約数和(自身を除く): 32411658

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 757, 845, 975, 1014, 1514, 1690, 1950, 2271, 2535, 3785, 4225, 4542, 5070, 7570, 8450, 9841, 11355, 12675, 18925, 19682, 22710, 25350, 29523, 37850, 49205, 56775, 59046, 98410, 113550, 127933, 147615, 246025, 255866, 295230, 383799, 492050, 639665, 738075, 767598, 1279330, 1476150, 1918995, 3198325, 3837990, 6396650, 9594975, 19189950]

約数ペア:

[(1, 19189950), (2, 9594975), (3, 6396650), (5, 3837990), (6, 3198325), (10, 1918995), (13, 1476150), (15, 1279330), (25, 767598), (26, 738075), (30, 639665), (39, 492050), (50, 383799), (65, 295230), (75, 255866), (78, 246025), (130, 147615), (150, 127933), (169, 113550), (195, 98410), (325, 59046), (338, 56775), (390, 49205), (507, 37850), (650, 29523), (757, 25350), (845, 22710), (975, 19682), (1014, 18925), (1514, 12675), (1690, 11355), (1950, 9841), (2271, 8450), (2535, 7570), (3785, 5070), (4225, 4542)]