897000650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1439}}^1$

素因数の和:1608

約数の個数: 96

約数和(自身を含む): 2069867520

約数和(自身を除く): 1172866870

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 137, 175, 182, 274, 325, 350, 455, 650, 685, 910, 959, 1370, 1439, 1781, 1918, 2275, 2878, 3425, 3562, 4550, 4795, 6850, 7195, 8905, 9590, 10073, 12467, 14390, 17810, 18707, 20146, 23975, 24934, 35975, 37414, 44525, 47950, 50365, 62335, 71950, 89050, 93535, 100730, 124670, 130949, 187070, 197143, 251825, 261898, 311675, 394286, 467675, 503650, 623350, 654745, 935350, 985715, 1309490, 1380001, 1971430, 2562859, 2760002, 3273725, 4928575, 5125718, 6547450, 6900005, 9857150, 12814295, 13800010, 17940013, 25628590, 34500025, 35880026, 64071475, 69000050, 89700065, 128142950, 179400130, 448500325, 897000650]

約数ペア:

[(1, 897000650), (2, 448500325), (5, 179400130), (7, 128142950), (10, 89700065), (13, 69000050), (14, 64071475), (25, 35880026), (26, 34500025), (35, 25628590), (50, 17940013), (65, 13800010), (70, 12814295), (91, 9857150), (130, 6900005), (137, 6547450), (175, 5125718), (182, 4928575), (274, 3273725), (325, 2760002), (350, 2562859), (455, 1971430), (650, 1380001), (685, 1309490), (910, 985715), (959, 935350), (1370, 654745), (1439, 623350), (1781, 503650), (1918, 467675), (2275, 394286), (2878, 311675), (3425, 261898), (3562, 251825), (4550, 197143), (4795, 187070), (6850, 130949), (7195, 124670), (8905, 100730), (9590, 93535), (10073, 89050), (12467, 71950), (14390, 62335), (17810, 50365), (18707, 47950), (20146, 44525), (23975, 37414), (24934, 35975)]