13304617280

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{681589}}^1$

素因数の和:681667

約数の個数: 56

約数和(自身を含む): 32201037960

約数和(自身を除く): 18896420680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 19520, 681589, 1363178, 2726356, 3407945, 5452712, 6815890, 10905424, 13631780, 21810848, 27263560, 41576929, 43621696, 54527120, 83153858, 109054240, 166307716, 207884645, 218108480, 332615432, 415769290, 665230864, 831538580, 1330461728, 1663077160, 2660923456, 3326154320, 6652308640, 13304617280]

約数ペア:

[(1, 13304617280), (2, 6652308640), (4, 3326154320), (5, 2660923456), (8, 1663077160), (10, 1330461728), (16, 831538580), (20, 665230864), (32, 415769290), (40, 332615432), (61, 218108480), (64, 207884645), (80, 166307716), (122, 109054240), (160, 83153858), (244, 54527120), (305, 43621696), (320, 41576929), (488, 27263560), (610, 21810848), (976, 13631780), (1220, 10905424), (1952, 6815890), (2440, 5452712), (3904, 3407945), (4880, 2726356), (9760, 1363178), (19520, 681589)]