42667900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 102493440

約数和(自身を除く): 59825540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 158, 220, 275, 316, 395, 491, 550, 790, 869, 982, 1100, 1580, 1738, 1964, 1975, 2455, 3476, 3950, 4345, 4910, 5401, 7900, 8690, 9820, 10802, 12275, 17380, 21604, 21725, 24550, 27005, 38789, 43450, 49100, 54010, 77578, 86900, 108020, 135025, 155156, 193945, 270050, 387890, 426679, 540100, 775780, 853358, 969725, 1706716, 1939450, 2133395, 3878900, 4266790, 8533580, 10666975, 21333950, 42667900]

約数ペア:

[(1, 42667900), (2, 21333950), (4, 10666975), (5, 8533580), (10, 4266790), (11, 3878900), (20, 2133395), (22, 1939450), (25, 1706716), (44, 969725), (50, 853358), (55, 775780), (79, 540100), (100, 426679), (110, 387890), (158, 270050), (220, 193945), (275, 155156), (316, 135025), (395, 108020), (491, 86900), (550, 77578), (790, 54010), (869, 49100), (982, 43450), (1100, 38789), (1580, 27005), (1738, 24550), (1964, 21725), (1975, 21604), (2455, 17380), (3476, 12275), (3950, 10802), (4345, 9820), (4910, 8690), (5401, 7900)]