81278124

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3461}}^1$

素因数の和:3590

約数の個数: 48

約数和(自身を含む): 201626880

約数和(自身を除く): 120348756

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 103, 114, 206, 228, 309, 412, 618, 1236, 1957, 3461, 3914, 5871, 6922, 7828, 10383, 11742, 13844, 20766, 23484, 41532, 65759, 131518, 197277, 263036, 356483, 394554, 712966, 789108, 1069449, 1425932, 2138898, 4277796, 6773177, 13546354, 20319531, 27092708, 40639062, 81278124]

約数ペア:

[(1, 81278124), (2, 40639062), (3, 27092708), (4, 20319531), (6, 13546354), (12, 6773177), (19, 4277796), (38, 2138898), (57, 1425932), (76, 1069449), (103, 789108), (114, 712966), (206, 394554), (228, 356483), (309, 263036), (412, 197277), (618, 131518), (1236, 65759), (1957, 41532), (3461, 23484), (3914, 20766), (5871, 13844), (6922, 11742), (7828, 10383)]