80454399320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15353893}}^1$

素因数の和:15354035

約数の個数: 32

約数和(自身を含む): 182404260720

約数和(自身を除く): 101949861400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 15353893, 30707786, 61415572, 76769465, 122831144, 153538930, 307077860, 614155720, 2011359983, 4022719966, 8045439932, 10056799915, 16090879864, 20113599830, 40227199660, 80454399320]

約数ペア:

[(1, 80454399320), (2, 40227199660), (4, 20113599830), (5, 16090879864), (8, 10056799915), (10, 8045439932), (20, 4022719966), (40, 2011359983), (131, 614155720), (262, 307077860), (524, 153538930), (655, 122831144), (1048, 76769465), (1310, 61415572), (2620, 30707786), (5240, 15353893)]