99689980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{839}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 226215360

約数和(自身を除く): 126525380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 457, 839, 914, 1678, 1828, 2285, 3356, 4195, 4570, 5941, 8390, 9140, 10907, 11882, 16780, 21814, 23764, 29705, 43628, 54535, 59410, 109070, 118820, 218140, 383423, 766846, 1533692, 1917115, 3834230, 4984499, 7668460, 9968998, 19937996, 24922495, 49844990, 99689980]

約数ペア:

[(1, 99689980), (2, 49844990), (4, 24922495), (5, 19937996), (10, 9968998), (13, 7668460), (20, 4984499), (26, 3834230), (52, 1917115), (65, 1533692), (130, 766846), (260, 383423), (457, 218140), (839, 118820), (914, 109070), (1678, 59410), (1828, 54535), (2285, 43628), (3356, 29705), (4195, 23764), (4570, 21814), (5941, 16780), (8390, 11882), (9140, 10907)]