163633540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{166973}}^1$

素因数の和:166996

約数の個数: 36

約数和(自身を含む): 399735756

約数和(自身を除く): 236102216

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 166973, 333946, 667892, 834865, 1168811, 1669730, 2337622, 3339460, 4675244, 5844055, 8181677, 11688110, 16363354, 23376220, 32726708, 40908385, 81816770, 163633540]

約数ペア:

[(1, 163633540), (2, 81816770), (4, 40908385), (5, 32726708), (7, 23376220), (10, 16363354), (14, 11688110), (20, 8181677), (28, 5844055), (35, 4675244), (49, 3339460), (70, 2337622), (98, 1669730), (140, 1168811), (196, 834865), (245, 667892), (490, 333946), (980, 166973)]