66660125

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 102435840

約数和(自身を除く): 35775715

約数列:

[1, 5, 7, 25, 29, 35, 37, 71, 125, 145, 175, 185, 203, 259, 355, 497, 725, 875, 925, 1015, 1073, 1295, 1775, 2059, 2485, 2627, 3625, 4625, 5075, 5365, 6475, 7511, 8875, 10295, 12425, 13135, 14413, 18389, 25375, 26825, 32375, 37555, 51475, 62125, 65675, 72065, 76183, 91945, 134125, 187775, 257375, 328375, 360325, 380915, 459725, 533281, 938875, 1801625, 1904575, 2298625, 2666405, 9522875, 13332025, 66660125]

約数ペア:

[(1, 66660125), (5, 13332025), (7, 9522875), (25, 2666405), (29, 2298625), (35, 1904575), (37, 1801625), (71, 938875), (125, 533281), (145, 459725), (175, 380915), (185, 360325), (203, 328375), (259, 257375), (355, 187775), (497, 134125), (725, 91945), (875, 76183), (925, 72065), (1015, 65675), (1073, 62125), (1295, 51475), (1775, 37555), (2059, 32375), (2485, 26825), (2627, 25375), (3625, 18389), (4625, 14413), (5075, 13135), (5365, 12425), (6475, 10295), (7511, 8875)]