80309900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73009}}^1$

素因数の和:73034

約数の個数: 36

約数和(自身を含む): 190118040

約数和(自身を除く): 109808140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 73009, 146018, 292036, 365045, 730090, 803099, 1460180, 1606198, 1825225, 3212396, 3650450, 4015495, 7300900, 8030990, 16061980, 20077475, 40154950, 80309900]

約数ペア:

[(1, 80309900), (2, 40154950), (4, 20077475), (5, 16061980), (10, 8030990), (11, 7300900), (20, 4015495), (22, 3650450), (25, 3212396), (44, 1825225), (50, 1606198), (55, 1460180), (100, 803099), (110, 730090), (220, 365045), (275, 292036), (550, 146018), (1100, 73009)]