1297523870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 2515104000

約数和(自身を除く): 1217580130

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 283, 295, 409, 566, 590, 818, 1121, 1415, 2045, 2242, 2830, 4090, 5377, 5605, 7771, 10754, 11210, 15542, 16697, 24131, 26885, 33394, 38855, 48262, 53770, 77710, 83485, 115747, 120655, 166970, 231494, 241310, 317243, 458489, 578735, 634486, 916978, 1157470, 1586215, 2199193, 2292445, 3172430, 4398386, 4584890, 6829073, 10995965, 13658146, 21991930, 34145365, 68290730, 129752387, 259504774, 648761935, 1297523870]

約数ペア:

[(1, 1297523870), (2, 648761935), (5, 259504774), (10, 129752387), (19, 68290730), (38, 34145365), (59, 21991930), (95, 13658146), (118, 10995965), (190, 6829073), (283, 4584890), (295, 4398386), (409, 3172430), (566, 2292445), (590, 2199193), (818, 1586215), (1121, 1157470), (1415, 916978), (2045, 634486), (2242, 578735), (2830, 458489), (4090, 317243), (5377, 241310), (5605, 231494), (7771, 166970), (10754, 120655), (11210, 115747), (15542, 83485), (16697, 77710), (24131, 53770), (26885, 48262), (33394, 38855)]