634085600

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^2\times {\mathrm{127}}^1$

素因数の和:305

約数の個数: 108

約数和(自身を含む): 1580148864

約数和(自身を除く): 946063264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 127, 158, 160, 200, 254, 316, 395, 400, 508, 632, 635, 790, 800, 1016, 1264, 1270, 1580, 1975, 2032, 2528, 2540, 3160, 3175, 3950, 4064, 5080, 6241, 6320, 6350, 7900, 10033, 10160, 12482, 12640, 12700, 15800, 20066, 20320, 24964, 25400, 31205, 31600, 40132, 49928, 50165, 50800, 62410, 63200, 80264, 99856, 100330, 101600, 124820, 156025, 160528, 199712, 200660, 249640, 250825, 312050, 321056, 401320, 499280, 501650, 624100, 792607, 802640, 998560, 1003300, 1248200, 1585214, 1605280, 2006600, 2496400, 3170428, 3963035, 4013200, 4992800, 6340856, 7926070, 8026400, 12681712, 15852140, 19815175, 25363424, 31704280, 39630350, 63408560, 79260700, 126817120, 158521400, 317042800, 634085600]

約数ペア:

[(1, 634085600), (2, 317042800), (4, 158521400), (5, 126817120), (8, 79260700), (10, 63408560), (16, 39630350), (20, 31704280), (25, 25363424), (32, 19815175), (40, 15852140), (50, 12681712), (79, 8026400), (80, 7926070), (100, 6340856), (127, 4992800), (158, 4013200), (160, 3963035), (200, 3170428), (254, 2496400), (316, 2006600), (395, 1605280), (400, 1585214), (508, 1248200), (632, 1003300), (635, 998560), (790, 802640), (800, 792607), (1016, 624100), (1264, 501650), (1270, 499280), (1580, 401320), (1975, 321056), (2032, 312050), (2528, 250825), (2540, 249640), (3160, 200660), (3175, 199712), (3950, 160528), (4064, 156025), (5080, 124820), (6241, 101600), (6320, 100330), (6350, 99856), (7900, 80264), (10033, 63200), (10160, 62410), (12482, 50800), (12640, 50165), (12700, 49928), (15800, 40132), (20066, 31600), (20320, 31205), (24964, 25400)]