1938178900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89317}}^1$

素因数の和:89369

約数の個数: 72

約数和(自身を含む): 4961793536

約数和(自身を除く): 3023614636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 10850, 21700, 89317, 178634, 357268, 446585, 625219, 893170, 1250438, 1786340, 2232925, 2500876, 2768827, 3126095, 4465850, 5537654, 6252190, 8931700, 11075308, 12504380, 13844135, 15630475, 19381789, 27688270, 31260950, 38763578, 55376540, 62521900, 69220675, 77527156, 96908945, 138441350, 193817890, 276882700, 387635780, 484544725, 969089450, 1938178900]

約数ペア:

[(1, 1938178900), (2, 969089450), (4, 484544725), (5, 387635780), (7, 276882700), (10, 193817890), (14, 138441350), (20, 96908945), (25, 77527156), (28, 69220675), (31, 62521900), (35, 55376540), (50, 38763578), (62, 31260950), (70, 27688270), (100, 19381789), (124, 15630475), (140, 13844135), (155, 12504380), (175, 11075308), (217, 8931700), (310, 6252190), (350, 5537654), (434, 4465850), (620, 3126095), (700, 2768827), (775, 2500876), (868, 2232925), (1085, 1786340), (1550, 1250438), (2170, 893170), (3100, 625219), (4340, 446585), (5425, 357268), (10850, 178634), (21700, 89317)]