68651840

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3517}}^1$

素因数の和:3595

約数の個数: 56

約数和(自身を含む): 166204392

約数和(自身を除く): 97552552

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, 3517, 3904, 4880, 7034, 9760, 14068, 17585, 19520, 28136, 35170, 56272, 70340, 112544, 140680, 214537, 225088, 281360, 429074, 562720, 858148, 1072685, 1125440, 1716296, 2145370, 3432592, 4290740, 6865184, 8581480, 13730368, 17162960, 34325920, 68651840]

約数ペア:

[(1, 68651840), (2, 34325920), (4, 17162960), (5, 13730368), (8, 8581480), (10, 6865184), (16, 4290740), (20, 3432592), (32, 2145370), (40, 1716296), (61, 1125440), (64, 1072685), (80, 858148), (122, 562720), (160, 429074), (244, 281360), (305, 225088), (320, 214537), (488, 140680), (610, 112544), (976, 70340), (1220, 56272), (1952, 35170), (2440, 28136), (3517, 19520), (3904, 17585), (4880, 14068), (7034, 9760)]