72820748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1399}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 172166400

約数和(自身を除く): 99345652

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 169, 182, 286, 308, 338, 364, 572, 676, 1001, 1183, 1399, 1859, 2002, 2366, 2798, 3718, 4004, 4732, 5596, 7436, 9793, 13013, 15389, 18187, 19586, 26026, 30778, 36374, 39172, 52052, 61556, 72748, 107723, 127309, 200057, 215446, 236431, 254618, 400114, 430892, 472862, 509236, 800228, 945724, 1400399, 1655017, 2600741, 2800798, 3310034, 5201482, 5601596, 6620068, 10402964, 18205187, 36410374, 72820748]

約数ペア:

[(1, 72820748), (2, 36410374), (4, 18205187), (7, 10402964), (11, 6620068), (13, 5601596), (14, 5201482), (22, 3310034), (26, 2800798), (28, 2600741), (44, 1655017), (52, 1400399), (77, 945724), (91, 800228), (143, 509236), (154, 472862), (169, 430892), (182, 400114), (286, 254618), (308, 236431), (338, 215446), (364, 200057), (572, 127309), (676, 107723), (1001, 72748), (1183, 61556), (1399, 52052), (1859, 39172), (2002, 36374), (2366, 30778), (2798, 26026), (3718, 19586), (4004, 18187), (4732, 15389), (5596, 13013), (7436, 9793)]