204025793900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{743}}^1\times {\mathrm{28309}}^1$

素因数の和:29163

約数の個数: 72

約数和(自身を含む): 447918102240

約数和(自身を除く): 243892308340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 743, 970, 1486, 1940, 2425, 2972, 3715, 4850, 7430, 9700, 14860, 18575, 28309, 37150, 56618, 72071, 74300, 113236, 141545, 144142, 283090, 288284, 360355, 566180, 707725, 720710, 1415450, 1441420, 1801775, 2745973, 2830900, 3603550, 5491946, 7207100, 10983892, 13729865, 21033587, 27459730, 42067174, 54919460, 68649325, 84134348, 105167935, 137298650, 210335870, 274597300, 420671740, 525839675, 1051679350, 2040257939, 2103358700, 4080515878, 8161031756, 10201289695, 20402579390, 40805158780, 51006448475, 102012896950, 204025793900]

約数ペア:

[(1, 204025793900), (2, 102012896950), (4, 51006448475), (5, 40805158780), (10, 20402579390), (20, 10201289695), (25, 8161031756), (50, 4080515878), (97, 2103358700), (100, 2040257939), (194, 1051679350), (388, 525839675), (485, 420671740), (743, 274597300), (970, 210335870), (1486, 137298650), (1940, 105167935), (2425, 84134348), (2972, 68649325), (3715, 54919460), (4850, 42067174), (7430, 27459730), (9700, 21033587), (14860, 13729865), (18575, 10983892), (28309, 7207100), (37150, 5491946), (56618, 3603550), (72071, 2830900), (74300, 2745973), (113236, 1801775), (141545, 1441420), (144142, 1415450), (283090, 720710), (288284, 707725), (360355, 566180)]