973890320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{25309}}^1$

素因数の和:25372

約数の個数: 80

約数和(自身を含む): 2504475120

約数和(自身を除く): 1530584800

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, 1480, 1924, 2405, 2960, 3848, 4810, 7696, 9620, 19240, 25309, 38480, 50618, 101236, 126545, 202472, 253090, 329017, 404944, 506180, 658034, 936433, 1012360, 1316068, 1645085, 1872866, 2024720, 2632136, 3290170, 3745732, 4682165, 5264272, 6580340, 7491464, 9364330, 12173629, 13160680, 14982928, 18728660, 24347258, 26321360, 37457320, 48694516, 60868145, 74914640, 97389032, 121736290, 194778064, 243472580, 486945160, 973890320]

約数ペア:

[(1, 973890320), (2, 486945160), (4, 243472580), (5, 194778064), (8, 121736290), (10, 97389032), (13, 74914640), (16, 60868145), (20, 48694516), (26, 37457320), (37, 26321360), (40, 24347258), (52, 18728660), (65, 14982928), (74, 13160680), (80, 12173629), (104, 9364330), (130, 7491464), (148, 6580340), (185, 5264272), (208, 4682165), (260, 3745732), (296, 3290170), (370, 2632136), (481, 2024720), (520, 1872866), (592, 1645085), (740, 1316068), (962, 1012360), (1040, 936433), (1480, 658034), (1924, 506180), (2405, 404944), (2960, 329017), (3848, 253090), (4810, 202472), (7696, 126545), (9620, 101236), (19240, 50618), (25309, 38480)]