81973100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{74521}}^1$

素因数の和:74546

約数の個数: 36

約数和(自身を含む): 194055288

約数和(自身を除く): 112082188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 74521, 149042, 298084, 372605, 745210, 819731, 1490420, 1639462, 1863025, 3278924, 3726050, 4098655, 7452100, 8197310, 16394620, 20493275, 40986550, 81973100]

約数ペア:

[(1, 81973100), (2, 40986550), (4, 20493275), (5, 16394620), (10, 8197310), (11, 7452100), (20, 4098655), (22, 3726050), (25, 3278924), (44, 1863025), (50, 1639462), (55, 1490420), (100, 819731), (110, 745210), (220, 372605), (275, 298084), (550, 149042), (1100, 74521)]