840104625

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1153}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 1468995840

約数和(自身を除く): 628891215

約数列:

[1, 3, 5, 15, 25, 29, 67, 75, 87, 125, 145, 201, 335, 375, 435, 725, 1005, 1153, 1675, 1943, 2175, 3459, 3625, 5025, 5765, 5829, 8375, 9715, 10875, 17295, 25125, 28825, 29145, 33437, 48575, 77251, 86475, 100311, 144125, 145725, 167185, 231753, 242875, 386255, 432375, 501555, 728625, 835925, 1158765, 1931275, 2240279, 2507775, 4179625, 5793825, 6720837, 9656375, 11201395, 12538875, 28969125, 33604185, 56006975, 168020925, 280034875, 840104625]

約数ペア:

[(1, 840104625), (3, 280034875), (5, 168020925), (15, 56006975), (25, 33604185), (29, 28969125), (67, 12538875), (75, 11201395), (87, 9656375), (125, 6720837), (145, 5793825), (201, 4179625), (335, 2507775), (375, 2240279), (435, 1931275), (725, 1158765), (1005, 835925), (1153, 728625), (1675, 501555), (1943, 432375), (2175, 386255), (3459, 242875), (3625, 231753), (5025, 167185), (5765, 145725), (5829, 144125), (8375, 100311), (9715, 86475), (10875, 77251), (17295, 48575), (25125, 33437), (28825, 29145)]