213888988875

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{743}}^1$

素因数の和:1150

約数の個数: 128

約数和(自身を含む): 373707509760

約数和(自身を除く): 159818520885

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 103, 125, 145, 257, 309, 375, 435, 515, 725, 743, 771, 1285, 1545, 2175, 2229, 2575, 2987, 3625, 3715, 3855, 6425, 7453, 7725, 8961, 10875, 11145, 12875, 14935, 18575, 19275, 21547, 22359, 26471, 32125, 37265, 38625, 44805, 55725, 64641, 74675, 76529, 79413, 92875, 96375, 107735, 111795, 132355, 186325, 190951, 224025, 229587, 278625, 323205, 373375, 382645, 397065, 538675, 558975, 572853, 661775, 767659, 931625, 954755, 1120125, 1147935, 1616025, 1913225, 1985325, 2219341, 2302977, 2693375, 2794875, 2864265, 3308875, 3838295, 4773775, 5537579, 5739675, 6658023, 8080125, 9566125, 9926625, 11096705, 11514885, 14321325, 16612737, 19191475, 19667953, 23868875, 27687895, 28698375, 33290115, 55483525, 57574425, 59003859, 71606625, 83063685, 95957375, 98339765, 138439475, 166450575, 277417625, 287872125, 295019295, 415318425, 491698825, 570370637, 692197375, 832252875, 1475096475, 1711111911, 2076592125, 2458494125, 2851853185, 7375482375, 8555559555, 14259265925, 42777797775, 71296329625, 213888988875]

約数ペア:

[(1, 213888988875), (3, 71296329625), (5, 42777797775), (15, 14259265925), (25, 8555559555), (29, 7375482375), (75, 2851853185), (87, 2458494125), (103, 2076592125), (125, 1711111911), (145, 1475096475), (257, 832252875), (309, 692197375), (375, 570370637), (435, 491698825), (515, 415318425), (725, 295019295), (743, 287872125), (771, 277417625), (1285, 166450575), (1545, 138439475), (2175, 98339765), (2229, 95957375), (2575, 83063685), (2987, 71606625), (3625, 59003859), (3715, 57574425), (3855, 55483525), (6425, 33290115), (7453, 28698375), (7725, 27687895), (8961, 23868875), (10875, 19667953), (11145, 19191475), (12875, 16612737), (14935, 14321325), (18575, 11514885), (19275, 11096705), (21547, 9926625), (22359, 9566125), (26471, 8080125), (32125, 6658023), (37265, 5739675), (38625, 5537579), (44805, 4773775), (55725, 3838295), (64641, 3308875), (74675, 2864265), (76529, 2794875), (79413, 2693375), (92875, 2302977), (96375, 2219341), (107735, 1985325), (111795, 1913225), (132355, 1616025), (186325, 1147935), (190951, 1120125), (224025, 954755), (229587, 931625), (278625, 767659), (323205, 661775), (373375, 572853), (382645, 558975), (397065, 538675)]