1258905280

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{30977}}^1$

素因数の和:31121

約数の個数: 56

約数和(自身を含む): 3021470208

約数和(自身を除く): 1762564928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 8128, 10160, 20320, 30977, 40640, 61954, 123908, 154885, 247816, 309770, 495632, 619540, 991264, 1239080, 1982528, 2478160, 3934079, 4956320, 7868158, 9912640, 15736316, 19670395, 31472632, 39340790, 62945264, 78681580, 125890528, 157363160, 251781056, 314726320, 629452640, 1258905280]

約数ペア:

[(1, 1258905280), (2, 629452640), (4, 314726320), (5, 251781056), (8, 157363160), (10, 125890528), (16, 78681580), (20, 62945264), (32, 39340790), (40, 31472632), (64, 19670395), (80, 15736316), (127, 9912640), (160, 7868158), (254, 4956320), (320, 3934079), (508, 2478160), (635, 1982528), (1016, 1239080), (1270, 991264), (2032, 619540), (2540, 495632), (4064, 309770), (5080, 247816), (8128, 154885), (10160, 123908), (20320, 61954), (30977, 40640)]