1275685216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{3191}}^1$

素因数の和:3276

約数の個数: 72

約数和(自身を含む): 2795636592

約数和(自身を除く): 1519951376

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 961, 992, 1612, 1922, 3191, 3224, 3844, 6382, 6448, 7688, 12493, 12764, 12896, 15376, 24986, 25528, 30752, 41483, 49972, 51056, 82966, 98921, 99944, 102112, 165932, 197842, 199888, 331864, 395684, 399776, 663728, 791368, 1285973, 1327456, 1582736, 2571946, 3066551, 3165472, 5143892, 6133102, 10287784, 12266204, 20575568, 24532408, 39865163, 41151136, 49064816, 79730326, 98129632, 159460652, 318921304, 637842608, 1275685216]

約数ペア:

[(1, 1275685216), (2, 637842608), (4, 318921304), (8, 159460652), (13, 98129632), (16, 79730326), (26, 49064816), (31, 41151136), (32, 39865163), (52, 24532408), (62, 20575568), (104, 12266204), (124, 10287784), (208, 6133102), (248, 5143892), (403, 3165472), (416, 3066551), (496, 2571946), (806, 1582736), (961, 1327456), (992, 1285973), (1612, 791368), (1922, 663728), (3191, 399776), (3224, 395684), (3844, 331864), (6382, 199888), (6448, 197842), (7688, 165932), (12493, 102112), (12764, 99944), (12896, 98921), (15376, 82966), (24986, 51056), (25528, 49972), (30752, 41483)]