87304724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 179299008

約数和(自身を除く): 91994284

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 107, 142, 169, 214, 221, 284, 338, 428, 442, 676, 884, 923, 1207, 1391, 1819, 1846, 2414, 2782, 2873, 3638, 3692, 4828, 5564, 5746, 7276, 7597, 11492, 11999, 15194, 15691, 18083, 23647, 23998, 30388, 31382, 36166, 47294, 47996, 62764, 72332, 94588, 98761, 129149, 197522, 203983, 258298, 307411, 395044, 407966, 516596, 614822, 815932, 1229644, 1283893, 1678937, 2567786, 3357874, 5135572, 6715748, 21826181, 43652362, 87304724]

約数ペア:

[(1, 87304724), (2, 43652362), (4, 21826181), (13, 6715748), (17, 5135572), (26, 3357874), (34, 2567786), (52, 1678937), (68, 1283893), (71, 1229644), (107, 815932), (142, 614822), (169, 516596), (214, 407966), (221, 395044), (284, 307411), (338, 258298), (428, 203983), (442, 197522), (676, 129149), (884, 98761), (923, 94588), (1207, 72332), (1391, 62764), (1819, 47996), (1846, 47294), (2414, 36166), (2782, 31382), (2873, 30388), (3638, 23998), (3692, 23647), (4828, 18083), (5564, 15691), (5746, 15194), (7276, 11999), (7597, 11492)]