29720200

素因数分解:

$2^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 69565860

約数和(自身を除く): 39845660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 181, 200, 362, 724, 821, 905, 1448, 1642, 1810, 3284, 3620, 4105, 4525, 6568, 7240, 8210, 9050, 16420, 18100, 20525, 32840, 36200, 41050, 82100, 148601, 164200, 297202, 594404, 743005, 1188808, 1486010, 2972020, 3715025, 5944040, 7430050, 14860100, 29720200]

約数ペア:

[(1, 29720200), (2, 14860100), (4, 7430050), (5, 5944040), (8, 3715025), (10, 2972020), (20, 1486010), (25, 1188808), (40, 743005), (50, 594404), (100, 297202), (181, 164200), (200, 148601), (362, 82100), (724, 41050), (821, 36200), (905, 32840), (1448, 20525), (1642, 18100), (1810, 16420), (3284, 9050), (3620, 8210), (4105, 7240), (4525, 6568)]