31100930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 66624768

約数和(自身を除く): 35523838

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 83, 101, 106, 166, 202, 265, 371, 415, 505, 530, 581, 707, 742, 830, 1010, 1162, 1414, 1855, 2905, 3535, 3710, 4399, 5353, 5810, 7070, 8383, 8798, 10706, 16766, 21995, 26765, 30793, 37471, 41915, 43990, 53530, 58681, 61586, 74942, 83830, 117362, 153965, 187355, 293405, 307930, 374710, 444299, 586810, 888598, 2221495, 3110093, 4442990, 6220186, 15550465, 31100930]

約数ペア:

[(1, 31100930), (2, 15550465), (5, 6220186), (7, 4442990), (10, 3110093), (14, 2221495), (35, 888598), (53, 586810), (70, 444299), (83, 374710), (101, 307930), (106, 293405), (166, 187355), (202, 153965), (265, 117362), (371, 83830), (415, 74942), (505, 61586), (530, 58681), (581, 53530), (707, 43990), (742, 41915), (830, 37471), (1010, 30793), (1162, 26765), (1414, 21995), (1855, 16766), (2905, 10706), (3535, 8798), (3710, 8383), (4399, 7070), (5353, 5810)]