161321476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 305132800

約数和(自身を除く): 143811324

約数列:

[1, 2, 4, 19, 38, 76, 79, 97, 158, 194, 277, 316, 388, 554, 1108, 1501, 1843, 3002, 3686, 5263, 6004, 7372, 7663, 10526, 15326, 21052, 21883, 26869, 30652, 43766, 53738, 87532, 107476, 145597, 291194, 415777, 510511, 582388, 831554, 1021022, 1663108, 2042044, 2122651, 4245302, 8490604, 40330369, 80660738, 161321476]

約数ペア:

[(1, 161321476), (2, 80660738), (4, 40330369), (19, 8490604), (38, 4245302), (76, 2122651), (79, 2042044), (97, 1663108), (158, 1021022), (194, 831554), (277, 582388), (316, 510511), (388, 415777), (554, 291194), (1108, 145597), (1501, 107476), (1843, 87532), (3002, 53738), (3686, 43766), (5263, 30652), (6004, 26869), (7372, 21883), (7663, 21052), (10526, 15326)]