84240416

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:494

約数の個数: 72

約数和(自身を含む): 184879044

約数和(自身を除く): 100638628

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 169, 208, 296, 338, 416, 421, 481, 592, 676, 842, 962, 1184, 1352, 1684, 1924, 2704, 3368, 3848, 5408, 5473, 6253, 6736, 7696, 10946, 12506, 13472, 15392, 15577, 21892, 25012, 31154, 43784, 50024, 62308, 71149, 87568, 100048, 124616, 142298, 175136, 200096, 202501, 249232, 284596, 405002, 498464, 569192, 810004, 1138384, 1620008, 2276768, 2632513, 3240016, 5265026, 6480032, 10530052, 21060104, 42120208, 84240416]

約数ペア:

[(1, 84240416), (2, 42120208), (4, 21060104), (8, 10530052), (13, 6480032), (16, 5265026), (26, 3240016), (32, 2632513), (37, 2276768), (52, 1620008), (74, 1138384), (104, 810004), (148, 569192), (169, 498464), (208, 405002), (296, 284596), (338, 249232), (416, 202501), (421, 200096), (481, 175136), (592, 142298), (676, 124616), (842, 100048), (962, 87568), (1184, 71149), (1352, 62308), (1684, 50024), (1924, 43784), (2704, 31154), (3368, 25012), (3848, 21892), (5408, 15577), (5473, 15392), (6253, 13472), (6736, 12506), (7696, 10946)]