38778272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 85830948

約数和(自身を除く): 47052676

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 97, 104, 124, 194, 208, 248, 388, 403, 416, 496, 776, 806, 961, 992, 1261, 1552, 1612, 1922, 2522, 3007, 3104, 3224, 3844, 5044, 6014, 6448, 7688, 10088, 12028, 12493, 12896, 15376, 20176, 24056, 24986, 30752, 39091, 40352, 48112, 49972, 78182, 93217, 96224, 99944, 156364, 186434, 199888, 312728, 372868, 399776, 625456, 745736, 1211821, 1250912, 1491472, 2423642, 2982944, 4847284, 9694568, 19389136, 38778272]

約数ペア:

[(1, 38778272), (2, 19389136), (4, 9694568), (8, 4847284), (13, 2982944), (16, 2423642), (26, 1491472), (31, 1250912), (32, 1211821), (52, 745736), (62, 625456), (97, 399776), (104, 372868), (124, 312728), (194, 199888), (208, 186434), (248, 156364), (388, 99944), (403, 96224), (416, 93217), (496, 78182), (776, 49972), (806, 48112), (961, 40352), (992, 39091), (1261, 30752), (1552, 24986), (1612, 24056), (1922, 20176), (2522, 15376), (3007, 12896), (3104, 12493), (3224, 12028), (3844, 10088), (5044, 7688), (6014, 6448)]