1312694800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2201

約数の個数: 120

約数和(自身を含む): 3361347360

約数和(自身を除く): 2048652560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 83, 95, 100, 152, 166, 190, 200, 304, 332, 380, 400, 415, 475, 664, 760, 830, 950, 1328, 1520, 1577, 1660, 1900, 2075, 2081, 3154, 3320, 3800, 4150, 4162, 6308, 6640, 7600, 7885, 8300, 8324, 10405, 12616, 15770, 16600, 16648, 20810, 25232, 31540, 33200, 33296, 39425, 39539, 41620, 52025, 63080, 78850, 79078, 83240, 104050, 126160, 157700, 158156, 166480, 172723, 197695, 208100, 315400, 316312, 345446, 395390, 416200, 630800, 632624, 690892, 790780, 832400, 863615, 988475, 1381784, 1581560, 1727230, 1976950, 2763568, 3163120, 3281737, 3454460, 3953900, 4318075, 6563474, 6908920, 7907800, 8636150, 13126948, 13817840, 15815600, 16408685, 17272300, 26253896, 32817370, 34544600, 52507792, 65634740, 69089200, 82043425, 131269480, 164086850, 262538960, 328173700, 656347400, 1312694800]

約数ペア:

[(1, 1312694800), (2, 656347400), (4, 328173700), (5, 262538960), (8, 164086850), (10, 131269480), (16, 82043425), (19, 69089200), (20, 65634740), (25, 52507792), (38, 34544600), (40, 32817370), (50, 26253896), (76, 17272300), (80, 16408685), (83, 15815600), (95, 13817840), (100, 13126948), (152, 8636150), (166, 7907800), (190, 6908920), (200, 6563474), (304, 4318075), (332, 3953900), (380, 3454460), (400, 3281737), (415, 3163120), (475, 2763568), (664, 1976950), (760, 1727230), (830, 1581560), (950, 1381784), (1328, 988475), (1520, 863615), (1577, 832400), (1660, 790780), (1900, 690892), (2075, 632624), (2081, 630800), (3154, 416200), (3320, 395390), (3800, 345446), (4150, 316312), (4162, 315400), (6308, 208100), (6640, 197695), (7600, 172723), (7885, 166480), (8300, 158156), (8324, 157700), (10405, 126160), (12616, 104050), (15770, 83240), (16600, 79078), (16648, 78850), (20810, 63080), (25232, 52025), (31540, 41620), (33200, 39539), (33296, 39425)]