66153280

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3389}}^1$

素因数の和:3467

約数の個数: 56

約数和(自身を含む): 160157160

約数和(自身を除く): 94003880

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, 3389, 3904, 4880, 6778, 9760, 13556, 16945, 19520, 27112, 33890, 54224, 67780, 108448, 135560, 206729, 216896, 271120, 413458, 542240, 826916, 1033645, 1084480, 1653832, 2067290, 3307664, 4134580, 6615328, 8269160, 13230656, 16538320, 33076640, 66153280]

約数ペア:

[(1, 66153280), (2, 33076640), (4, 16538320), (5, 13230656), (8, 8269160), (10, 6615328), (16, 4134580), (20, 3307664), (32, 2067290), (40, 1653832), (61, 1084480), (64, 1033645), (80, 826916), (122, 542240), (160, 413458), (244, 271120), (305, 216896), (320, 206729), (488, 135560), (610, 108448), (976, 67780), (1220, 54224), (1952, 33890), (2440, 27112), (3389, 19520), (3904, 16945), (4880, 13556), (6778, 9760)]