81013490

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{2251}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 150793920

約数和(自身を除く): 69780430

約数列:

[1, 2, 5, 10, 59, 61, 118, 122, 295, 305, 590, 610, 2251, 3599, 4502, 7198, 11255, 17995, 22510, 35990, 132809, 137311, 265618, 274622, 664045, 686555, 1328090, 1373110, 8101349, 16202698, 40506745, 81013490]

約数ペア:

[(1, 81013490), (2, 40506745), (5, 16202698), (10, 8101349), (59, 1373110), (61, 1328090), (118, 686555), (122, 664045), (295, 274622), (305, 265618), (590, 137311), (610, 132809), (2251, 35990), (3599, 22510), (4502, 17995), (7198, 11255)]