642045430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{6869}}^1$

素因数の和:7608

約数の個数: 32

約数和(自身を含む): 1246492800

約数和(自身を除く): 604447370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 719, 1438, 3595, 6869, 7190, 9347, 13738, 18694, 34345, 46735, 68690, 89297, 93470, 178594, 446485, 892970, 4938811, 9877622, 24694055, 49388110, 64204543, 128409086, 321022715, 642045430]

約数ペア:

[(1, 642045430), (2, 321022715), (5, 128409086), (10, 64204543), (13, 49388110), (26, 24694055), (65, 9877622), (130, 4938811), (719, 892970), (1438, 446485), (3595, 178594), (6869, 93470), (7190, 89297), (9347, 68690), (13738, 46735), (18694, 34345)]