81259932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2407

約数の個数: 72

約数和(自身を含む): 217483056

約数和(自身を除く): 136223124

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 204, 221, 338, 442, 507, 663, 676, 884, 1014, 1326, 2028, 2357, 2652, 2873, 4714, 5746, 7071, 8619, 9428, 11492, 14142, 17238, 28284, 30641, 34476, 40069, 61282, 80138, 91923, 120207, 122564, 160276, 183846, 240414, 367692, 398333, 480828, 520897, 796666, 1041794, 1194999, 1562691, 1593332, 2083588, 2389998, 3125382, 4779996, 6250764, 6771661, 13543322, 20314983, 27086644, 40629966, 81259932]

約数ペア:

[(1, 81259932), (2, 40629966), (3, 27086644), (4, 20314983), (6, 13543322), (12, 6771661), (13, 6250764), (17, 4779996), (26, 3125382), (34, 2389998), (39, 2083588), (51, 1593332), (52, 1562691), (68, 1194999), (78, 1041794), (102, 796666), (156, 520897), (169, 480828), (204, 398333), (221, 367692), (338, 240414), (442, 183846), (507, 160276), (663, 122564), (676, 120207), (884, 91923), (1014, 80138), (1326, 61282), (2028, 40069), (2357, 34476), (2652, 30641), (2873, 28284), (4714, 17238), (5746, 14142), (7071, 11492), (8619, 9428)]