90900450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{202001}}^1$

素因数の和:202019

約数の個数: 36

約数和(自身を含む): 244220418

約数和(自身を除く): 153319968

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 202001, 404002, 606003, 1010005, 1212006, 1818009, 2020010, 3030015, 3636018, 5050025, 6060030, 9090045, 10100050, 15150075, 18180090, 30300150, 45450225, 90900450]

約数ペア:

[(1, 90900450), (2, 45450225), (3, 30300150), (5, 18180090), (6, 15150075), (9, 10100050), (10, 9090045), (15, 6060030), (18, 5050025), (25, 3636018), (30, 3030015), (45, 2020010), (50, 1818009), (75, 1212006), (90, 1010005), (150, 606003), (225, 404002), (450, 202001)]