55141840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1496

約数の個数: 80

約数和(自身を含む): 141897168

約数和(自身を除く): 86755328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1433, 1480, 1924, 2405, 2866, 2960, 3848, 4810, 5732, 7165, 7696, 9620, 11464, 14330, 18629, 19240, 22928, 28660, 37258, 38480, 53021, 57320, 74516, 93145, 106042, 114640, 149032, 186290, 212084, 265105, 298064, 372580, 424168, 530210, 689273, 745160, 848336, 1060420, 1378546, 1490320, 2120840, 2757092, 3446365, 4241680, 5514184, 6892730, 11028368, 13785460, 27570920, 55141840]

約数ペア:

[(1, 55141840), (2, 27570920), (4, 13785460), (5, 11028368), (8, 6892730), (10, 5514184), (13, 4241680), (16, 3446365), (20, 2757092), (26, 2120840), (37, 1490320), (40, 1378546), (52, 1060420), (65, 848336), (74, 745160), (80, 689273), (104, 530210), (130, 424168), (148, 372580), (185, 298064), (208, 265105), (260, 212084), (296, 186290), (370, 149032), (481, 114640), (520, 106042), (592, 93145), (740, 74516), (962, 57320), (1040, 53021), (1433, 38480), (1480, 37258), (1924, 28660), (2405, 22928), (2866, 19240), (2960, 18629), (3848, 14330), (4810, 11464), (5732, 9620), (7165, 7696)]