78693940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1033}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 178749648

約数和(自身を除く): 100055708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 586, 1033, 1172, 1465, 2066, 2930, 3809, 4132, 5165, 5860, 7618, 10330, 13429, 15236, 19045, 20660, 26858, 38090, 53716, 67145, 76180, 134290, 268580, 302669, 605338, 1210676, 1513345, 3026690, 3934697, 6053380, 7869394, 15738788, 19673485, 39346970, 78693940]

約数ペア:

[(1, 78693940), (2, 39346970), (4, 19673485), (5, 15738788), (10, 7869394), (13, 6053380), (20, 3934697), (26, 3026690), (52, 1513345), (65, 1210676), (130, 605338), (260, 302669), (293, 268580), (586, 134290), (1033, 76180), (1172, 67145), (1465, 53716), (2066, 38090), (2930, 26858), (3809, 20660), (4132, 19045), (5165, 15236), (5860, 13429), (7618, 10330)]