138280511020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1297}}^1\times {\mathrm{40693}}^1$

素因数の和:42130

約数の個数: 48

約数和(自身を含む): 292838581728

約数和(自身を除く): 154558070708

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1297, 1310, 2594, 2620, 5188, 6485, 12970, 25940, 40693, 81386, 162772, 169907, 203465, 339814, 406930, 679628, 813860, 849535, 1699070, 3398140, 5330783, 10661566, 21323132, 26653915, 52778821, 53307830, 105557642, 106615660, 211115284, 263894105, 527788210, 1055576420, 6914025551, 13828051102, 27656102204, 34570127755, 69140255510, 138280511020]

約数ペア:

[(1, 138280511020), (2, 69140255510), (4, 34570127755), (5, 27656102204), (10, 13828051102), (20, 6914025551), (131, 1055576420), (262, 527788210), (524, 263894105), (655, 211115284), (1297, 106615660), (1310, 105557642), (2594, 53307830), (2620, 52778821), (5188, 26653915), (6485, 21323132), (12970, 10661566), (25940, 5330783), (40693, 3398140), (81386, 1699070), (162772, 849535), (169907, 813860), (203465, 679628), (339814, 406930)]