398616350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1682

約数の個数: 72

約数和(自身を含む): 835352784

約数和(自身を除く): 436736434

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 121, 205, 242, 275, 410, 451, 550, 605, 902, 1025, 1210, 1607, 2050, 2255, 3025, 3214, 4510, 4961, 6050, 8035, 9922, 11275, 16070, 17677, 22550, 24805, 35354, 40175, 49610, 65887, 80350, 88385, 124025, 131774, 176770, 194447, 248050, 329435, 388894, 441925, 658870, 724757, 883850, 972235, 1449514, 1647175, 1944470, 3294350, 3623785, 4861175, 7247570, 7972327, 9722350, 15944654, 18118925, 36237850, 39861635, 79723270, 199308175, 398616350]

約数ペア:

[(1, 398616350), (2, 199308175), (5, 79723270), (10, 39861635), (11, 36237850), (22, 18118925), (25, 15944654), (41, 9722350), (50, 7972327), (55, 7247570), (82, 4861175), (110, 3623785), (121, 3294350), (205, 1944470), (242, 1647175), (275, 1449514), (410, 972235), (451, 883850), (550, 724757), (605, 658870), (902, 441925), (1025, 388894), (1210, 329435), (1607, 248050), (2050, 194447), (2255, 176770), (3025, 131774), (3214, 124025), (4510, 88385), (4961, 80350), (6050, 65887), (8035, 49610), (9922, 40175), (11275, 35354), (16070, 24805), (17677, 22550)]