1880821100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{2411}}^1$

素因数の和:2723

約数の個数: 72

約数和(自身を含む): 4239572400

約数和(自身を除く): 2358751300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 269, 290, 538, 580, 725, 1076, 1345, 1450, 2411, 2690, 2900, 4822, 5380, 6725, 7801, 9644, 12055, 13450, 15602, 24110, 26900, 31204, 39005, 48220, 60275, 69919, 78010, 120550, 139838, 156020, 195025, 241100, 279676, 349595, 390050, 648559, 699190, 780100, 1297118, 1398380, 1747975, 2594236, 3242795, 3495950, 6485590, 6991900, 12971180, 16213975, 18808211, 32427950, 37616422, 64855900, 75232844, 94041055, 188082110, 376164220, 470205275, 940410550, 1880821100]

約数ペア:

[(1, 1880821100), (2, 940410550), (4, 470205275), (5, 376164220), (10, 188082110), (20, 94041055), (25, 75232844), (29, 64855900), (50, 37616422), (58, 32427950), (100, 18808211), (116, 16213975), (145, 12971180), (269, 6991900), (290, 6485590), (538, 3495950), (580, 3242795), (725, 2594236), (1076, 1747975), (1345, 1398380), (1450, 1297118), (2411, 780100), (2690, 699190), (2900, 648559), (4822, 390050), (5380, 349595), (6725, 279676), (7801, 241100), (9644, 195025), (12055, 156020), (13450, 139838), (15602, 120550), (24110, 78010), (26900, 69919), (31204, 60275), (39005, 48220)]