20575073085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{274829}}^1$

素因数の和:274898

約数の個数: 64

約数和(自身を含む): 40525332480

約数和(自身を除く): 19950259395

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 69, 93, 105, 115, 155, 161, 217, 345, 465, 483, 651, 713, 805, 1085, 2139, 2415, 3255, 3565, 4991, 10695, 14973, 24955, 74865, 274829, 824487, 1374145, 1923803, 4122435, 5771409, 6321067, 8519699, 9619015, 18963201, 25559097, 28857045, 31605335, 42598495, 44247469, 59637893, 94816005, 127795485, 132742407, 178913679, 195953077, 221237345, 298189465, 587859231, 663712035, 894568395, 979765385, 1371671539, 2939296155, 4115014617, 6858357695, 20575073085]

約数ペア:

[(1, 20575073085), (3, 6858357695), (5, 4115014617), (7, 2939296155), (15, 1371671539), (21, 979765385), (23, 894568395), (31, 663712035), (35, 587859231), (69, 298189465), (93, 221237345), (105, 195953077), (115, 178913679), (155, 132742407), (161, 127795485), (217, 94816005), (345, 59637893), (465, 44247469), (483, 42598495), (651, 31605335), (713, 28857045), (805, 25559097), (1085, 18963201), (2139, 9619015), (2415, 8519699), (3255, 6321067), (3565, 5771409), (4991, 4122435), (10695, 1923803), (14973, 1374145), (24955, 824487), (74865, 274829)]