25534480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 63478080

約数和(自身を除く): 37943600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 107, 152, 157, 190, 214, 304, 314, 380, 428, 535, 628, 760, 785, 856, 1070, 1256, 1520, 1570, 1712, 2033, 2140, 2512, 2983, 3140, 4066, 4280, 5966, 6280, 8132, 8560, 10165, 11932, 12560, 14915, 16264, 16799, 20330, 23864, 29830, 32528, 33598, 40660, 47728, 59660, 67196, 81320, 83995, 119320, 134392, 162640, 167990, 238640, 268784, 319181, 335980, 638362, 671960, 1276724, 1343920, 1595905, 2553448, 3191810, 5106896, 6383620, 12767240, 25534480]

約数ペア:

[(1, 25534480), (2, 12767240), (4, 6383620), (5, 5106896), (8, 3191810), (10, 2553448), (16, 1595905), (19, 1343920), (20, 1276724), (38, 671960), (40, 638362), (76, 335980), (80, 319181), (95, 268784), (107, 238640), (152, 167990), (157, 162640), (190, 134392), (214, 119320), (304, 83995), (314, 81320), (380, 67196), (428, 59660), (535, 47728), (628, 40660), (760, 33598), (785, 32528), (856, 29830), (1070, 23864), (1256, 20330), (1520, 16799), (1570, 16264), (1712, 14915), (2033, 12560), (2140, 11932), (2512, 10165), (2983, 8560), (3140, 8132), (4066, 6280), (4280, 5966)]