2148820850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{2179}}^1$

素因数の和:2376

約数の個数: 72

約数和(自身を含む): 4422164880

約数和(自身を除く): 2273344030

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 163, 242, 275, 326, 550, 605, 815, 1210, 1630, 1793, 2179, 3025, 3586, 4075, 4358, 6050, 8150, 8965, 10895, 17930, 19723, 21790, 23969, 39446, 44825, 47938, 54475, 89650, 98615, 108950, 119845, 197230, 239690, 263659, 355177, 493075, 527318, 599225, 710354, 986150, 1198450, 1318295, 1775885, 2636590, 3551770, 3906947, 6591475, 7813894, 8879425, 13182950, 17758850, 19534735, 39069470, 42976417, 85952834, 97673675, 195347350, 214882085, 429764170, 1074410425, 2148820850]

約数ペア:

[(1, 2148820850), (2, 1074410425), (5, 429764170), (10, 214882085), (11, 195347350), (22, 97673675), (25, 85952834), (50, 42976417), (55, 39069470), (110, 19534735), (121, 17758850), (163, 13182950), (242, 8879425), (275, 7813894), (326, 6591475), (550, 3906947), (605, 3551770), (815, 2636590), (1210, 1775885), (1630, 1318295), (1793, 1198450), (2179, 986150), (3025, 710354), (3586, 599225), (4075, 527318), (4358, 493075), (6050, 355177), (8150, 263659), (8965, 239690), (10895, 197230), (17930, 119845), (19723, 108950), (21790, 98615), (23969, 89650), (39446, 54475), (44825, 47938)]