1650188892820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{9601937}}^1$

素因数の和:9602620

約数の個数: 48

約数和(自身を含む): 3737611978128

約数和(自身を除く): 2087423085308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 661, 1322, 2644, 3305, 6610, 8593, 13220, 17186, 34372, 42965, 85930, 171860, 9601937, 19203874, 38407748, 48009685, 96019370, 124825181, 192038740, 249650362, 499300724, 624125905, 1248251810, 2496503620, 6346880357, 12693760714, 25387521428, 31734401785, 63468803570, 82509444641, 126937607140, 165018889282, 330037778564, 412547223205, 825094446410, 1650188892820]

約数ペア:

[(1, 1650188892820), (2, 825094446410), (4, 412547223205), (5, 330037778564), (10, 165018889282), (13, 126937607140), (20, 82509444641), (26, 63468803570), (52, 31734401785), (65, 25387521428), (130, 12693760714), (260, 6346880357), (661, 2496503620), (1322, 1248251810), (2644, 624125905), (3305, 499300724), (6610, 249650362), (8593, 192038740), (13220, 124825181), (17186, 96019370), (34372, 48009685), (42965, 38407748), (85930, 19203874), (171860, 9601937)]