164449900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{26959}}^1$

素因数の和:27034

約数の個数: 36

約数和(自身を含む): 362719840

約数和(自身を除く): 198269940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 26959, 53918, 107836, 134795, 269590, 539180, 673975, 1347950, 1644499, 2695900, 3288998, 6577996, 8222495, 16444990, 32889980, 41112475, 82224950, 164449900]

約数ペア:

[(1, 164449900), (2, 82224950), (4, 41112475), (5, 32889980), (10, 16444990), (20, 8222495), (25, 6577996), (50, 3288998), (61, 2695900), (100, 1644499), (122, 1347950), (244, 673975), (305, 539180), (610, 269590), (1220, 134795), (1525, 107836), (3050, 53918), (6100, 26959)]