161404628

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1813

約数の個数: 72

約数和(自身を含む): 366990624

約数和(自身を除く): 205585996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 172, 196, 301, 308, 473, 539, 602, 946, 1078, 1204, 1741, 1892, 2107, 2156, 3311, 3482, 4214, 6622, 6964, 8428, 12187, 13244, 19151, 23177, 24374, 38302, 46354, 48748, 74863, 76604, 85309, 92708, 134057, 149726, 170618, 268114, 299452, 341236, 524041, 536228, 823493, 938399, 1048082, 1646986, 1876798, 2096164, 3293972, 3668287, 3753596, 5764451, 7336574, 11528902, 14673148, 23057804, 40351157, 80702314, 161404628]

約数ペア:

[(1, 161404628), (2, 80702314), (4, 40351157), (7, 23057804), (11, 14673148), (14, 11528902), (22, 7336574), (28, 5764451), (43, 3753596), (44, 3668287), (49, 3293972), (77, 2096164), (86, 1876798), (98, 1646986), (154, 1048082), (172, 938399), (196, 823493), (301, 536228), (308, 524041), (473, 341236), (539, 299452), (602, 268114), (946, 170618), (1078, 149726), (1204, 134057), (1741, 92708), (1892, 85309), (2107, 76604), (2156, 74863), (3311, 48748), (3482, 46354), (4214, 38302), (6622, 24374), (6964, 23177), (8428, 19151), (12187, 13244)]