55648840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1039}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 136281600

約数和(自身を除く): 80632760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1039, 1339, 2060, 2078, 2678, 4120, 4156, 5195, 5356, 6695, 8312, 10390, 10712, 13390, 13507, 20780, 26780, 27014, 41560, 53560, 54028, 67535, 107017, 108056, 135070, 214034, 270140, 428068, 535085, 540280, 856136, 1070170, 1391221, 2140340, 2782442, 4280680, 5564884, 6956105, 11129768, 13912210, 27824420, 55648840]

約数ペア:

[(1, 55648840), (2, 27824420), (4, 13912210), (5, 11129768), (8, 6956105), (10, 5564884), (13, 4280680), (20, 2782442), (26, 2140340), (40, 1391221), (52, 1070170), (65, 856136), (103, 540280), (104, 535085), (130, 428068), (206, 270140), (260, 214034), (412, 135070), (515, 108056), (520, 107017), (824, 67535), (1030, 54028), (1039, 53560), (1339, 41560), (2060, 27014), (2078, 26780), (2678, 20780), (4120, 13507), (4156, 13390), (5195, 10712), (5356, 10390), (6695, 8312)]