78716050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 108

約数和(自身を含む): 181771290

約数和(自身を除く): 103055240

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 49, 50, 70, 89, 95, 98, 133, 175, 178, 190, 245, 266, 350, 361, 445, 475, 490, 623, 665, 722, 890, 931, 950, 1225, 1246, 1330, 1691, 1805, 1862, 2225, 2450, 2527, 3115, 3325, 3382, 3610, 4361, 4450, 4655, 5054, 6230, 6650, 8455, 8722, 9025, 9310, 11837, 12635, 15575, 16910, 17689, 18050, 21805, 23275, 23674, 25270, 31150, 32129, 35378, 42275, 43610, 46550, 59185, 63175, 64258, 82859, 84550, 88445, 109025, 118370, 126350, 160645, 165718, 176890, 218050, 224903, 295925, 321290, 414295, 442225, 449806, 591850, 803225, 828590, 884450, 1124515, 1574321, 1606450, 2071475, 2249030, 3148642, 4142950, 5622575, 7871605, 11245150, 15743210, 39358025, 78716050]

約数ペア:

[(1, 78716050), (2, 39358025), (5, 15743210), (7, 11245150), (10, 7871605), (14, 5622575), (19, 4142950), (25, 3148642), (35, 2249030), (38, 2071475), (49, 1606450), (50, 1574321), (70, 1124515), (89, 884450), (95, 828590), (98, 803225), (133, 591850), (175, 449806), (178, 442225), (190, 414295), (245, 321290), (266, 295925), (350, 224903), (361, 218050), (445, 176890), (475, 165718), (490, 160645), (623, 126350), (665, 118370), (722, 109025), (890, 88445), (931, 84550), (950, 82859), (1225, 64258), (1246, 63175), (1330, 59185), (1691, 46550), (1805, 43610), (1862, 42275), (2225, 35378), (2450, 32129), (2527, 31150), (3115, 25270), (3325, 23674), (3382, 23275), (3610, 21805), (4361, 18050), (4450, 17689), (4655, 16910), (5054, 15575), (6230, 12635), (6650, 11837), (8455, 9310), (8722, 9025)]