61137860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7159}}^1$

素因数の和:7236

約数の個数: 48

約数和(自身を含む): 149157120

約数和(自身を除く): 88019260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 7159, 8540, 14318, 28636, 35795, 50113, 71590, 100226, 143180, 200452, 250565, 436699, 501130, 873398, 1002260, 1746796, 2183495, 3056893, 4366990, 6113786, 8733980, 12227572, 15284465, 30568930, 61137860]

約数ペア:

[(1, 61137860), (2, 30568930), (4, 15284465), (5, 12227572), (7, 8733980), (10, 6113786), (14, 4366990), (20, 3056893), (28, 2183495), (35, 1746796), (61, 1002260), (70, 873398), (122, 501130), (140, 436699), (244, 250565), (305, 200452), (427, 143180), (610, 100226), (854, 71590), (1220, 50113), (1708, 35795), (2135, 28636), (4270, 14318), (7159, 8540)]