79905875

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 122204160

約数和(自身を除く): 42298285

約数列:

[1, 5, 7, 25, 29, 35, 47, 67, 125, 145, 175, 203, 235, 329, 335, 469, 725, 875, 1015, 1175, 1363, 1645, 1675, 1943, 2345, 3149, 3625, 5075, 5875, 6815, 8225, 8375, 9541, 9715, 11725, 13601, 15745, 22043, 25375, 34075, 41125, 47705, 48575, 58625, 68005, 78725, 91321, 110215, 170375, 238525, 242875, 340025, 393625, 456605, 551075, 639247, 1192625, 1700125, 2283025, 2755375, 3196235, 11415125, 15981175, 79905875]

約数ペア:

[(1, 79905875), (5, 15981175), (7, 11415125), (25, 3196235), (29, 2755375), (35, 2283025), (47, 1700125), (67, 1192625), (125, 639247), (145, 551075), (175, 456605), (203, 393625), (235, 340025), (329, 242875), (335, 238525), (469, 170375), (725, 110215), (875, 91321), (1015, 78725), (1175, 68005), (1363, 58625), (1645, 48575), (1675, 47705), (1943, 41125), (2345, 34075), (3149, 25375), (3625, 22043), (5075, 15745), (5875, 13601), (6815, 11725), (8225, 9715), (8375, 9541)]