177883940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{8243}}^1$

素因数の和:8348

約数の個数: 48

約数和(自身を含む): 407187648

約数和(自身を除く): 229303708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 8243, 10790, 16486, 21580, 32972, 41215, 82430, 107159, 164860, 214318, 428636, 535795, 684169, 1071590, 1368338, 2143180, 2736676, 3420845, 6841690, 8894197, 13683380, 17788394, 35576788, 44470985, 88941970, 177883940]

約数ペア:

[(1, 177883940), (2, 88941970), (4, 44470985), (5, 35576788), (10, 17788394), (13, 13683380), (20, 8894197), (26, 6841690), (52, 3420845), (65, 2736676), (83, 2143180), (130, 1368338), (166, 1071590), (260, 684169), (332, 535795), (415, 428636), (830, 214318), (1079, 164860), (1660, 107159), (2158, 82430), (4316, 41215), (5395, 32972), (8243, 21580), (10790, 16486)]