65996975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 99636480

約数和(自身を除く): 33639505

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 187, 209, 275, 323, 425, 475, 743, 935, 1045, 1615, 3553, 3715, 4675, 5225, 8075, 8173, 12631, 14117, 17765, 18575, 40865, 63155, 70585, 88825, 138941, 155287, 204325, 239989, 315775, 352925, 694705, 776435, 1199945, 2639879, 3473525, 3882175, 5999725, 13199395, 65996975]

約数ペア:

[(1, 65996975), (5, 13199395), (11, 5999725), (17, 3882175), (19, 3473525), (25, 2639879), (55, 1199945), (85, 776435), (95, 694705), (187, 352925), (209, 315775), (275, 239989), (323, 204325), (425, 155287), (475, 138941), (743, 88825), (935, 70585), (1045, 63155), (1615, 40865), (3553, 18575), (3715, 17765), (4675, 14117), (5225, 12631), (8075, 8173)]