85506460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{911}}^1$

素因数の和:971

約数の個数: 72

約数和(自身を含む): 204313536

約数和(自身を除く): 118807076

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 361, 380, 494, 722, 911, 988, 1235, 1444, 1805, 1822, 2470, 3610, 3644, 4555, 4693, 4940, 7220, 9110, 9386, 11843, 17309, 18220, 18772, 23465, 23686, 34618, 46930, 47372, 59215, 69236, 86545, 93860, 118430, 173090, 225017, 236860, 328871, 346180, 450034, 657742, 900068, 1125085, 1315484, 1644355, 2250170, 3288710, 4275323, 4500340, 6577420, 8550646, 17101292, 21376615, 42753230, 85506460]

約数ペア:

[(1, 85506460), (2, 42753230), (4, 21376615), (5, 17101292), (10, 8550646), (13, 6577420), (19, 4500340), (20, 4275323), (26, 3288710), (38, 2250170), (52, 1644355), (65, 1315484), (76, 1125085), (95, 900068), (130, 657742), (190, 450034), (247, 346180), (260, 328871), (361, 236860), (380, 225017), (494, 173090), (722, 118430), (911, 93860), (988, 86545), (1235, 69236), (1444, 59215), (1805, 47372), (1822, 46930), (2470, 34618), (3610, 23686), (3644, 23465), (4555, 18772), (4693, 18220), (4940, 17309), (7220, 11843), (9110, 9386)]