155521304

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 312661080

約数和(自身を除く): 157139776

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137, 274, 289, 491, 548, 578, 982, 1096, 1156, 1964, 2312, 2329, 3928, 4658, 8347, 9316, 16694, 18632, 33388, 39593, 66776, 67267, 79186, 134534, 141899, 158372, 269068, 283798, 316744, 538136, 567596, 1135192, 1143539, 2287078, 4574156, 9148312, 19440163, 38880326, 77760652, 155521304]

約数ペア:

[(1, 155521304), (2, 77760652), (4, 38880326), (8, 19440163), (17, 9148312), (34, 4574156), (68, 2287078), (136, 1143539), (137, 1135192), (274, 567596), (289, 538136), (491, 316744), (548, 283798), (578, 269068), (982, 158372), (1096, 141899), (1156, 134534), (1964, 79186), (2312, 67267), (2329, 66776), (3928, 39593), (4658, 33388), (8347, 18632), (9316, 16694)]